Masumeh Ziaee

• PhD
• Professor at Shahid Chamran University of Ahvaz

Spodoptera littoralis (Boisd) (Lepidoptera: Noctuidae) is a highly polyphagous insect that significantly reduces agricultural production of several food staples. We evaluated performance of S. littoralis on several meridic diets based on various maize hybrids, including Oteel, Simon, Valbum, SC703, and SC704. Growth, feeding behaviours, and activit...

Among insect pests infesting stored dates, Plodia interpunctella Hubner (Lepidoptera: Pyralidae) is highly destructive in packinghouses or storages, leading to substantial losses. This study assessed the nutritional performances, digestive enzymes activity, and energy reserves of P. interpunctella larvae fed on various date fruits, including Dayri,...

A microemulsion is a stable, homogeneous pesticide formulation, based on an aqueous solvent, which is considered as a suitable alternative to emulsion formulations. In this study, microemulsion formulations of deltamethrin insecticide were designed to control Aphis gossypii Glover (Hemiptera: Aphididae), one of the important pests of many crops and...

The environmental and human health risks of chemical insecticides have prompted extensive searches for alternative methods to protect stored products. Recently, nanoparticles have been considered as promising alternatives to synthetic chemical products. In this study, ZnO nanoparticles (NPs) were synthesized using Cystoseira baccata algae extract,...

The European grapevine moth, Lobesia botrana (Denis and Schiffermüller) (Lepidoptera: Tortricidae), is the most critical pest of vineyards. In the present study, pheromone-baited traps were applied in 2021 and 2022 to monitor the moth population dynamics and to determine the number of L. botrana generations. The number of eggs and larvae was also c...

Dates are one of the products that are attacked at postharvest by some insect pests’ in packinghouses or storages. Plodia interpunctella Hubner (Lepidoptera: Pyralidae) has become one of the major date fruits pests during the post-harvest storage, causing significant losses. In this study, the nutritional performances and digestive enzyme activitie...

Introduction Plant essential oils (EOs) can be used as a feasible tool for insect pest control. Nanoparticle formulations of plant EOs can improve the efficiency and stability of EOs, as well as insecticidal potential. Methods In this study, Carum copticum L. essential oil–loaded nanoparticles (OLNs) were prepared via an oil-in-water emulsion, fol...

Indian meal moth, Plodia interpunctella (Hübner) (Lepidoptera: Pyralidae), is a polyphagous insect pest that causes serious damage to various food crops in storage. This study aimed to investigate the life-history and demographic parameters of P. interpunctella on 5 varieties of date palm fruits (Phoenix dactylifera L.), including Dayri, Estemaran,...

A microemulsion is a stable, homogeneous pesticide formulation, based on an aqueous solvent, which is considered a suitable alternative to emulsion formulations. In this study, microemulsion formulations of cypermethrin insecticide were designed to control Aphis gossypii Glover (Hemiptera: Aphididae), one of the important pests of many crops and or...

In many bulk-stored grain situations, Inert Dust Insecticides (IDI’s) have proven to be the most efficacious and cost-effective products to control insect pests and employ for the pre- and post-treatment of the empty storage facilities, silos and grain-handling equipment. In this study, a field trial was conducted to evaluate the insecticidal effic...

Sugarcane is a strategic cash crop having a deep impact on social and governmental issues on many people around the globe. Rapid climatic change and intensification as mono-culture cropping of sugarcane, world trade, and extensive use of chemical products have amplified the risk of regular recurrence of disease/pest outbreaks and incursions. Any su...

Among the sugarcane production constraints, weed interference is dominant. Weeds compete with sugarcane crops for water, light, and nutrients, demanding better and more accurate control measures. Chemical weed control with pre- and/or post-emergence herbicides is mainly used, as sugarcane fields are usually large, requiring fast, efficient, and eco...

Sugarcane is a silicon (Si) accumulative plant with Si content ranged from 1–2% and more. The level of Si absorption by sugarcane depends on the variety and soil properties. The sugarcane cultivation results in massive removal of the plant-available Si from the soil. Silicon soil amendments mostly affect soil properties. Si fertilizers provide Si n...

Sugarcane yellow mite, Oligonychus sacchari McGregor (Acari: Tetranychidae), is one of the most important sugarcane pests in Khuzestan province, southwest Iran. This mite directly damages leaf cells by sucking chloroplasts and weakens the plant. In this study, the effects of two sugarcane by-products including molasses, vinasse, and a commercial fo...

Sitotroga cerealella (Oliv.) (Lepidoptera: Gelechiidae) is one of the destructive insect pests of paddy rice in grain storage facilities and warehouses. For this study, the insecticidal activity of a new Iranian DE formulation, Dryasil, was evaluated against S. cerealella fourth instar larvae on three varieties of paddy rice: Hashemi, Khazar, and C...

Corn is the second most plentiful cereal grown for human consumption. Corn has several pests and diseases and various kind of pesticides are used for controlling these, and reducing their damage. In this study, 49 pesticide residues in 34 corn samples and nine corn field soil samples collected from eight cities of Khuzestan province as the main agr...

In this study, 30 pesticide residues in 45 fresh-eating cucumber, tomato, and okra fruit samples collected from the Khuzestan province as the main agricultural products in Iran using the QuEChERS extraction method were analyzed. In addition, noncarcinogen and carcinogen health risk assessments were evaluated. Results indicated that 93% of cucumber...

Tuta absoluta is one of the most important pests of tomato in many countries.Emamectin benzoate (EB) is widely used in the control of lepidopteran pests, but there is sparse information available regarding its sublethal effects on T. absoluta. In this research, the lethal and sublethal effects of EB were investigated on T. absoluta under laboratory...

Simple Summary Spodoptera cilium Guenee (Lepidoptera: Noctuidae) is one of the grass pests in some parts of the world, including the southern regions of Iran. The larvae of S. cilium feed on grasses and heavy infestations can severely destroy lawn grasses. In the present study, we monitored the effects of Imunit on some biological and demographic p...

The grass-lawn armyworm, Spodoptera cilium (Guenee, 1852) (Lepidoptera: Noctuidae), causes considerable losses in graminaceous plants. The effects of fenvalerate at LC50 (211.4 mg a.i. L−1) and LC30 (151.6 mg a.i. L−1) concentrations were investigated on biological parameters of S. cilium in two successive generations. Fenvalerate significantly pro...

Tetranychus turkestani Ugarov and Nikolski is one of the main agricultural pests of southwestern Iran and some other tropical regions. In the present study, fumigant activity of three essential oils extracted from Rosmarinus officinalis L., Mentha longifolia L. and Eucalyptus globulus Labill., and contact toxicity of two biopesticides (Tondexir and...

The overuse of synthetic pesticides in plant protection strategies has resulted in numerous side effects, including environmental contamination, food staff residues, and a threat to non-target organisms. Several studies have been performed to assess the pesticidal effects of plant-derived essential oils and their components, as partially safe and e...

Nanosilica was prepared from sugarcane bagasse ash (SCBA) and used as additive to the diatomaceous earth (DE). Nanosilica was characterized using laser light scattering (LS), scanning electron microscopy (SEM), transmission electron microscopy (TEM), Fourier transform infrared spectroscopy (FT-IR), and X-ray diffraction (XRD). Nanosilica has unifor...

Spodoptera cilium Guenee is one of the pests of grass in the green space of the southern regions of Iran and many countries of the world. In this study, the effects of some insecticides, including, indoxacarb, fanvalerate, diflubenzuron, Imunit® (Alpha Cypermethrin +Teflubenzuron) and Bt were investigated against larvae of S. cilium under laborator...

Introduction: The incidence of pests’ resistance to pesticides, adverse effects of pesticides on non-target species, and environmental hazards have increased the tendency of applying various pests control techniques. Nanopesticide formulations are thus considered as one of the recent techniques in controlling pests. Using this technology increases...

The sugarcane whitefl y, Neomaskellia andropogonis Corbett (Homoptera: Aleyrodidae), is one of the important pests of sugarcane in Iran. The use of selective chemical insecticides helps to suppress whitefl y infestations. Although several insecticides from various groups have been registered to control whitefl ies, this is the fi rst study to test...

Chemical control is the most commonly practice in controlling pests. The application of chemical control is recommended in combination with other reduced risks control techniques such as biological control under Integrated Pest Management programs. Therefore, finding the appropriate chemical insecticide and the right time of spraying seems essentia...

Mamaghan, local diatomaceous earth (DE) from Iran, was evaluated for controlling two storage beetles, Tribolium confusum Du Val. and Rhyzopertha dominica (F.). The effect of DE was enhanced by adding 15 and 20% nanosilica synthesized from bagasse ash sugarcane byproduct. Sugarcane bagasse is potentially used as natural silica resources, and nanosil...

The effects of three insecticides including deltamethrin, spirotetramat and flupyradifurone on pre-imaginal stages of Trichogramma evanescens Westwood (Hymenoptera: Trichogrammatidae) were investigated using dipping method. The mean emergence rate of T. evanescens when exposed to the recommended field concentrations of deltamethrin, spirotetramat a...

On the basis of the side effects of detrimental synthetic chemicals, introducing healthy, available, and effective bioagents for pest management is critical. Due to this circumstance, several studies have been conducted that evaluate the pesticidal potency of plant-derived essential oils. This review presents the pesticidal efficiency of essential...

Sugarcane whiteflies are one of the most important pests of sugarcane in South Asian countries. Infestations cause direct and indirect damage, and early maturing varieties are more susceptible. Infestations can cause yield loss as well as reduced sucrose content. A combination of cultural, mechanical, chemical, biological control and varietal resis...

Nanostructured silica can be used as a carrier of pesticides to enhance stability and controlled release of agrochemicals with an effective concentration on target pests. Silica nanoparticles (SNPs) were synthesized by sol–gel process and employed as a carrier of three different insecticides including deltamethrin, pyriproxyfen, and chlorpyrifos. T...

The present study was conducted to evaluate the insecticidal activity of three diatomaceous earth (DE) products, SilicoSec (Biofa GmbH, Munsingen, Germany), Protect-It (Hedley Technologies Inc., Canada), and Mamaghan. The silica aerogel was mixed to enhance the efficacy of Mamaghan DE with 10, 15, and 20% rates. The DE products were applied at trea...

Inert dust insecticides (IDIs) can make a significant contribution to Integrated Pest Management (IPM) programs of stored grain providing insect control and preserving grain quality during storage. Unlike chemical-based insecticides, IDIs are unaffected by even high summer temperatures and maintain efficacy for many months rather than the days or w...

A field experiment was conducted at a commercial farm in Khuzestan Province, Iran in 2016 with cane varieties IRC99-02 and CP69-1062 to elicit the efficacy three insecticides including proteus, spirotetramat, and pyriproxyfen against the sugarcane pest whitefly Neomaskellia andropogonis (Corbett) (Homoptera: Aleyrodidae) The experiments were conduc...

Silica nanoparticles were synthesized by the technique of sol-gel to be applied as an insecticide carrier. The insecticidal efficacy of chlorpyrifos and silica nanoparticles loaded with chlorpyrifos (Ch-SNPs) was assessed against adults of Rhyzopertha dominica F. and Tribolium confusum Jacquelin du Val. on wheat grains. Both of the formulations wer...

Sugarcane whitefly, Neomaskellia andropogonis Corbett (Homoptera: Aleyrodidae) is one of the most important pests of sugarcane. In this study, the survival of sugarcane whitefly in IRC99-02 and CP69-1062 sugarcane varieties treated with three with insecticides including thiacloprid + deltamethrin, pyriproxyfen and spirotetramat was evaluated at 30...

Sugarcane whitefly, Neomaskellia andropogonis Corbett (Homoptera: Aleyrodidae) is one of the important pests of sugarcane fields in Iran. In this study, the efficacy of two new insecticides including Sivanto® and Oberon Speed® was evaluated for controlling different life stages of whitefly on IRC99-02 and CP69-1062 sugarcane varieties under laborat...

Sugarcane whitefly, Neomaskellia andropogonis Corbett is one of the relatively new pests of sugarcane fields in Iran. Control of this pest is an arduous work if its populations reach outbreak level. It seems using chemical insecticides along with resistant varieties can reduce pest population to an acceptable level after reaching economic injury le...

Microcerotermes diversus Silvestri (Isoptera: Termitidae) is an extremely destructive structural wood pest in Khuzestan province, Iran. One of the effective methods for subterranean termites control is the use of baiting systems that have recently evolved as an environmentally safe tactic to protect structures. In this research, several factors for...

The melon aphid, Aphis gossypii Glover (Hemiptera: Aphididae), is one of the most important pests causes damage to vegetable both in fields and greenhouses. The biological characteristics related to the efficiency of natural enemies are considered as quality control indices for preliminary screening, prior to release of biological control agents. I...

The broad-spectrum insecticides greatly influence the control of cotton aphids; however, due to frequent chemical control, Aphis gossypii (Hemiptera: Aphididae) has developed resistance against several classes of synthetic insecticides. In this study, we explored the sub-lethal effects of imidacloprid and pirimicarb, two commonly used insecticides...

Application of organophosphorus insecticides is common as a residual surface treatment for controlling stored-product insects in silos and storages. To enhancement of insecticides effectiveness, loading them in silica nanoparticles as a carrier can maximize their toxicity with controlled release and is safer to the environment. In this study, silic...

In this study, silica nanoparticles (SNPs) were prepared by sol-gel technique. Chlorpyrifos (40.8% EC) was loaded on the SNPs by immersion loading method. The Specific surface area (SBET) of nanosilica was characterized by BET and recorded 102.24 m2/g. Loading efficiency of chlorpyrifos-loaded in silica nanoparticles (Ch-SNPs) was measure by UV-VIS...

Sugarcane whitefly is one of the important pest of sugarcane. Chemical and biological controls are used in an integrated program to prevent sugarcane whitefly infestations. Several insecticides from various groups have been registered to control whiteflies. In this study, efficacy of deltamethrin 2.5% EC, dinotefuran 20% SG and spiromesifen 240 SC...

Sugarcane is one of the most important cash crops in several countries and is vulnerable to attack by different mite species. The most economically important species in Iran is Oligonychus sacchari McGregor (Acari: Tetranychidae). Under hot weather during summer, this pest colonizes the leaves and the plants dry under heavy infestation. To evaluate...

The insecticidal efficacy of three Iranian diatomaceous earth (DE) deposits obtained from Maragheh, Mamaghan, Khorasan Jonoobi mines and a commercial formulation, Sayan®, was assessed against adults of Callosobruchus maculatus F. (Coleoptera: Chrysomelidae). Cowpea grains were treated with four concentrations including 200, 600, 1000 and 1500 mg/kg...

The insecticidal efficacy of chlorpyrifos was evaluated as structural treatment on petri dish, concrete, mosaic and galvanized steel surfaces against adults of Rhyzopertha dominica F. and Tribolium confusum Jacquelin du Val. Chlorpyrifos was used at three concentrations of 0.01, 0.2 and 0.5 g AI m⁻² on the surfaces. Residual toxicity of chlorpyrifo...

Fumigant toxicity and persistence of asafetida, geranium, and walnut essential oils were investigated against adults of Rhyzopertha dominica (F.). The experiments were conducted at 28 ± 2 °C, 65 ± 5% RH in continuous darkness. Fumigant toxicity of the essential oils was higher in the empty glass vials than when wheat was treated with the oils. Asaf...

Melon aphids, Aphis gossypii Glover (Hemiptera: Aphididae), is one of the most important pests causing damages to vegetables fields and greenhouses. In this regard, pesticide application is usually considered as the most common method of pest control. Excessive use of chemical pesticides leads to an increase in pesticide residue found in vegetables...

Persistence and efficacy of four Iranian diatomaceous earth formulations was assessed against Sitophilus oryzae (L.), Tribolium castaneum (Herbst) and Tribolium confusum Jacquelin du Val. on barley, rice and wheat. Three diatomaceous earth samples were collected from Maragheh, Mamaghan, and Khorasan Jonoobi mines and Sayan® formulation was obtained...

In this study, the efficiency of essential oils from asafoetida, Ferula assa foetida L., geranium, Pelargonium hortorum L.H. Bailey and walnut leaves, Juglans regia F. was investigated on nutritional indices of Rhyzopertha dominica (F.) adults. Wheat grains were treated with different concentrations of the oils. The nutritional indices: relative gr...

Melon aphids, Aphis gossypii Glover (Hemiptera: Aphididae), is one of the most important pests causing damages to vegetables fields and greenhouses. In this regard, pesticide application is usually considered as the most common method of pest control. Excessive use of chemical pesticides leads to an increase in pesticide residue found in vegetables...

Diatomaceous Earth (DE) is a dust composed of fossilized bodies of unicellular algae used as an insecticide. In this study, the insecticidal potential of four Iranian DE deposits was assessed in adults of Oryzaephilus surinamensis (L.). Three of DE deposits were collected from Maragheh, Mamaghan, and Khorasan Jonoobi mines and Sayan ® formulation w...

Bioassays were conducted to assess the effects of two silicon dioxide nanoparticles of Aerosil® and Nanosav against adults of Rhyzopertha dominica F. and Tribolium confusum Jacquelin du Val. Silica nanoparticles were applied at the rates of 50, 100, 200 and 300 mg · kg⁻¹ on wheat and peeled barley. The mortality was counted after 1, 2, 3, and 7 day...

The strawberry spider mite Tetranychus turkestani Ugarov& Nikolskii (Prostigmata: Tetranychidae) is an important pest on greenhouse cucumber. Therefore, understanding the effect of sublethal concentration of acaricides using demographic toxicological analysis is important for successful management of this pest. Laboratory studies were conducted to...

Essential oils can be used as alternatives to chemical pesticides. In this study, fumigant toxicity of cumin essential oil, Cuminum cyminum (L.) was investigated on the adults of granary weevil, Sitophilus granarius (L.) (Curculionidae) and confused flour beetle, Tribolium confusum Jacquelin du Val. (Tenebrionidae). Experiments were conducted at 25...

In this study the insecticidal efficacy of silica nanoparticles (Nanosav) against adults of Rhyzopertha dominica F. and Tribolium confusum Jacquelin du Val. was assessed on wheat and peeled barley in laboratory tests. Nanosav was applied at four concentrations: 50, 100, 200 and 300 ppm with four replications. The mortality was counted 1, 2, 3, and...

Bioassays were carried out in the laboratory to assess the insecticidal effect of Iranian diatomaceous earths (DEs) against adults of Sitophilus oryzae (L.) (Coleoptera: Curculionidae). Iranian DE deposits were collected from Maragheh, Mamaghan, and Khorasan Jonoobi mines and Sayan® formulation was obtained from Kimia Sabz Avar Company. Wheat grain...

Abundance of coccinellieds in the apple orchards and wheat fields of Urmia city was studied during 1389 and 1390. Two species of Coccinella septempunctata L. and Hippodamia variegata (Goeze) were identified from the apple orchards of Urmia city. The species C. septempunctata, H. variegata, Adalia bipunctata L., Brumus octosignatus Gebler, and Psyll...

Abundance and species diversity of aphids and ladybirds in three wheat fields located in Urmia city were studied in 2010 and 2011. Samplings were conducted with 120 plants in the wheat fields from mid-April to late July. Species richness was measured using Shannon and Simpson indices. Six aphid species (Aphididae) and five coccinellids (Coccinellid...

In this study, synergistic/antagonistic interaction between Carum copticum (L.) powder and essential oil with diatomaceous earths (DEs) was assessed against Tribolium confusum Jacquelin du Val. and Sitophilus granarius (L.) adults. The obtained synergistic interaction was interpreted by measurement of insects' locomotor activity when exposed to C....

Essential oils can be used as alternatives to chemical pesticides. In this study, fumigant toxicity of cumin essential oil, Cuminum cyminum (L.) was investigated on the adults of granary weevil, Sitophilus granarius (L.) (Curculionidae) and confused flour beetle, Tribolium confusum Jacquelin du Val. (Tenebrionidae). Experiments were conducted at 25...

Abundance and diversity of aphid and coccinellid species were monitored in apple orchards in Urmia during 2010 and 2011. In this study, eight aphid species were collected and identified in 2010 and nine were found in 2011, while only two coccinellid species were found in both years. In 2010, Aphis pomi (De. Geer) was the most abundant aphid (55.5%)...

Insecticidal efficacy of three diatomaceous earth (DE) formulations, DEBBM, DEA and F2 was evaluated on three different wheat cultivars, Chamran, Verinak and Behrang, against Tribolium confusum Jacqueline du Val. DEs were applied at the rates of 100, 200 and 300 mg/kg. Bioassays were carried out on wheat at 27 ± 1 °C and 55 ± 5% RH in continuous da...

In this research the insecticidal efficacy of three commercial formulations of diatomaceous earth (DE), Insecto®, SilicoSec® and PyriSec® was investigated against Tribolium confusum Jacquelin du Val. adults on Behrang, Verinak and Chamran varieties of wheat. Experiments were carried out at 27±1˚C and 55±5% r.h. in continuous darkness. Adult’s morta...

The objective of this study was to determine the susceptibility of the local populations of Tribolium castaneum, Rhyzopertha dominica and Sitophilus oryzae at five different locations (Canada, Iran, Pakistan and Serbia (2 locations) using two new DE based formulations made from various combinations of amorphous silicon dioxide (diatomaceous earth a...

Bioassays were conducted to assess the contact toxicity of two plant essential oils against adults of Sitophilus granarius (L.) and Tribolium confusum Jacquelin du Val. Essential oils were extracted from seeds of Carum copticum L. and Cuminum cyminum L. Contact toxicity was assessed by topical application and adult mortality was counted 1, 2, 6 and...

Laboratory bioassays were conducted to assess the insecticidal efficacy of the formulation SilicoSec® used alone or in combination with isolates of entomopathogenic fungi, Metarhizium anisopliae (Metschinkoff) Sorokin and Beauveria bassiana (Balsamo) Vuillemin. SilicoSec® is a commercial diatomaceous earth (DE) formulation. Wheat was treated with 2...

Natural essential oils have received increased attention as alternatives to synthetic pesticides for pest management of foodstuffs. Recently, microencapsulation and other controlled release techniques are used to increase insecticidal efficiency and persistence of essential oils with slow and controlled release. In this study, the possibility of im...

Myristic acid–chitosan (MA-chitosan) nanogels were synthesized with the technique of self-assembly and loaded with Carum copticum (L.) essential oil. Scanning electron microscopy (SEM) study indicated nanogels with smooth surfaces and near spherical appearance, and according to transmission electron microscopy (TEM) image, core–shell stricter of na...

Laboratory bioassays were conducted to assess the insecticidal efficacy of the formulation SilicoSec ® used alone or in combination with isolates of entomopathogenic fungi, Metarhizium anisopliae (Metschinkoff) Sorokin and Beauveria bassiana (Balsamo) Vuillemin. SilicoSec ® is a commercial diatomaceous earth (DE) formulation. Wheat was treated with...

Protection of agricultural products from pest's infestations is in the concern of government, farmers, and those involved in this matter. Since earlier times, synthetic pesticides are being used for pest control. However, pesticides degradation and its low stability in the environment, hazardous effects to human and environmental contamination have...

Chemical pesticides cause hazardous effects to animal and human health, to non-target species, to beneficial organisms and to the environment. There have been several studies on alternative substances with insecticidal activity, such as essential oils from plants on stored product insect pests. Essential oils have fumigant, contact toxicity, ovipo...

آزمایشات زیست‌سنجی به‌منظور بررسی اثر حشره‌کشی دو خاک دیاتومه‌ی ایرانی و فرمولاسیون تجارتی SilicoSec® علیه Sitophilus granarius (L.) انجام شد. خاک‌های دیاتومه در چهار اندازه‌ی ذره‌ی مختلف و در پنج غلظت به کار گرفته شد. مرگ و میر حشرات کامل 2، 5 و 7 روز پس از قرار‌گیری در معرض خاک دیاتومه شمارش شد. آزمایش‌ها در دمای 1‌ ± ‌27 درجه‌ی سلسیوس، رطوبت نسب...

Medicinal plant powders have traditionally been used as grain protectants against stored-product insect pests. In this study, insecticidal activity of Carum copticum L. and Cuminum cyminum L. powders was assessed on adults of Sitophilus granarius L. and Tribolium confusum Jacquelin du Val. Experiments were carried out on wheat at 27 ± 1˚C and 55 ±...

Laboratory bioassays were carried out to evaluate the insecticidal efficacy of two Iranian deposits of diatomaceous earths (DEs) and a commercial formulation, SilicoSec®, against adult confused flour beetle (Tribolium confusum Jacquelin du Val). The Iranian DEs were dried and sieved to get particle sizes of 0–149, 74–149, 0–74 μm, and 0–37 μm. Firs...

Laboratory bioassays were conducted to assess fumigant toxicity of Carum copticum (L.) essential oil against Sitophilus granarius (L.). Essential oil was extracted from C. copticum seeds by hydrodistillation using a modified Clevenger type apparatus. The concentrations of 6, 9, 12, 15 and 18 ~L L-1 air were applied for the bioassays. Adults were ex...

Sithophilus granarius L. is a serious and primary pest, able to feed on whole and undamaged cereal grains in grain storage facilities [1]. Laboratory bioassays were conducted to assess toxicity of Carum copticum L. and Cuminum cyminum L. as powder and essential oil against adults of S. granarius. Wheat grains were poured to glass vials and treated...

Chemical insecticides have been widely employed for the control of storage grain pests. This has caused such problems as insecticide resistance along with contamination of foodstuffs with chemical residues. Thus, there is a growing interest in using pathogenic control agents as alternative. In this study, the potential of Beauveria bassiana (BbWeev...

Diatomite is formed from accumulation of fossilized skeletons of diatoms. Diatomite has different applications such as in hydroponic cultivation or as a food grade for controlling livestock most internal parasite worms, safely pesticide and poison baits in agriculture. Also, Silica Aerogel is used in desiccators as a renewable dehydrating agent....

Effectiveness of spinosad dust formulation, that contains 0.125% spinosad, was evaluated against adults Callosubruchus maculatus (F.) on four commodities: chickpea, split pea, cowpea and lentil. Spinosad was applied at three dose rates: 0.1, 0.2 and 0.3 g/kg, corresponding to 0.125, 0.25 and 0.375 mg/kg of the active ingredient, respectively. The e...

The insecticidal effect of spinosad dust, a formulation that contains 0.125% spinosad, was evaluated against adults of Tribolium castaneum (Herbst) on 4 commodities: safflower, sunflower, sesame, and canola. Fifty grams of each commodities were treated with 3 doses of the formulation: 100, 200, and 300 ppm, (corresponding to 0.125, 0.25, and 0.375...

Laboratory bioassays were carried out to evaluate the insecticidal efficacy of SilicoSec against 7- 14-days-old adults of Tribolium castaneum; old and young larvae with the mean weight of 3.4 +/- 0.1 and 0.6 +/- 0.1 mg, respectively at 27 degrees C and 55 +/- 5% r.h in the dark. Wheat treated with four dose rates of SilicoSec with three replication...

The insecticidal efficacy of five diatomaceous earth (DE) formulations, Protect-It®, SilicoSec®, Insecto®, Perma-Guard™ D-10 and Dryacide® was evaluated against adult Tribolium castaneum Herbst, the red flour beetle, on three oilseeds: safflower, sunflower and sesame. The DE formulations were applied at three rates: 0.5, 1 and 1.5g/kg. The experime...

Laboratory bioassays were conducted to determine the effect of food source on the survival of Tribolium castaneum Herbst, Oryzaephilus surinamensis L. and Rhyzopertha dominica F., after exposure to five diatomaceous earth (DE) formulations: Protect-It®, Insecto®, Perma-Guard™, Dryacide® and SilicoSec®. Adults of these species were exposed to DEs at...

Efficacy of temperature and exposure interval on the toxicity of Silico-Sec®, a diatomaceous earth formulation, was determined on 7-14 day old adults of Rhyzopertha dominica F. (Coleoptera: Bostrychidae) and Tribolium castaneum Herbst (Coleoptera: Tenebrionidae) under laboratory conditions.Experiments were carried out at 22, 27, 32˚C and %65 ± 5 r....

Laboratory bioassays were carried out to evaluate the insecticidal efficacy of SilicoSec^® against 7-14 days old adults of Tribolium castaneum ; old and young larvae with the mean weight of 3.4±0.1 and 0.6±0.1 mg, respectively at 27°C and 55±5% r.h in the dark. Wheat treated with four dose rates of SilicoSec^® with three replica...

Effects of temperature and exposure interval on the toxicity of Silico-Sec ® , a commercial diatomaceous earth product produced in Germany, P were determined against adults of Rhyzopertha dominica F. and Tribolium castaneum Herbst. Experiments were carried out at 22, 27, 32˚C and 65± 5% r.h. in the dark. Adults were exposed for 8, 16, 24, 48 and 72...