Ejaz Ahmad Khan

• Ph. D
• Head of Faculty at Gomal University

This research study was conducted to determine the effect of different phosphorus levels and seeding rates on the growth, phenology, and yield of wheat. The experiment used a randomized complete block design with split plot arrangement and four replications. The main plots consisted of six seeding rates, ranging from 50 kg/ha to 175 kg/ha, while th...

A survey was conducted to find out date palm fauna in D.I. Khan on the variety "Dhakki" in the months of June to September, 2014. The observed insects including Rhynchoforus ferrugineus, Palaminus simony, Palaminus nilgirienses (Staphylinidae), Sparostes striatulus (Carabidae), Coccinella septumpunctata (Coccinellidae), Clerada apicicornis (Lygidae...

Mungbean is an important legume in arid regions that is under threat due to changing rainfall conditions and temperature fluctuations in the region. These risks can be addressed by optimizing sowing time and selecting the right mungbean cultivars. Therefore, the present study was conducted during summer seasons of 2018 and 2019 to reveal the best...

1. Hussain, I., A. A. Khakwani, I. Bakhsh E. A. Khan and Sheheryar. 2021. EFFECT OF NAPHTHALENE ACETIC ACID (NAA) ON GRAIN YIELD AND BIOECONOMIC EFFICIENCY OF COARSE RICE (ORYZA SATIVA L.) Pak. J. Bot. 53. The Digital Object Identifier (DOI) for your manuscript is: 10.30848/PJB2021-6(21) The direct link to your manuscript is: http://dx.doi.org/10....

Although,chickpea isnitrogen fixing crop but water scarcity under rain-fed condition reduces its nodulation process severely and nutrients use efficiency too. An experiment was carried out regarding the combined effect of nipping as well as foliar applied fertilizers on yield and yield components of chickpea under rain-fed conditions. Nipping and f...

The study aimed to highlight the impact of naphthalene acetic acid (NAA) and irrigation regimes on the productivity of coarse rice under agro-ecological conditions of Dera Ismail Khan, Pakistan. The experiment was comprised of two factors with four levels (0, 60, 90, 120 mL ha-1) of NAA and irrigation at the depths (60, 75, 90 and 105 cm) of soil p...

The study aimed to highlight the impact of naphthalene acetic acid (NAA) and irrigation regimes on the productivity of coarse rice under agro-ecological conditions of Dera Ismail Khan, Pakistan. The experiment was comprised of two factors with four levels (0, 60, 90, 120 mL ha-1) of NAA and irrigation at the depths (60, 75, 90 and 105 cm) of soil p...

Allelopathy has become a paramount tool for controlling weeds in crop plants without deteriorating the environment. Allelopathic effects of sorghum aqueous extracts and sorghum powder on a single cross maize (Zea mays L.) hybrid “HC-8080” and a summer weed, jungle rice (Echinochloa colona L.) were assessed in the research laboratory of Agronomy, Fa...

Background: Conyza stricta L. (Horse weed) is an annual problematic weed in an agricultural ecosystem and considerably decreases the crop yield and quality. Objective: To determine the most effective pre and post emergence herbicides and their dose to control C. stricta in sugarcane crop. Methods: A two years field study comprised of six herbicid...

Sorghum allelopathy can be a vital tool in curbing weeds in maize as substitute to hazardous chemical weedicides to mitigate environmental pollution. The main objective of this study was to evaluate the efficacy of sorghum water extracts (SWE) and sorghum mulch (SM) for controlling Echinochloa colona (L.) Link (jungle rice) in hybrid maize (HC-8080...

Lathyrus aphaca is an aggressive dicotyledonous weed. The effect of different agroecological components/factors on the germination ecology of this weed was explored under a glasshouse and laboratory condition in 2014. The germination response of L. aphaca was lower at high temperature while maximum seed germination was found at 15/12 oC (day/night)...

Sorghum allelopathy has long been utilized as a bio-control technique for unwanted flora in economic crops and circumvent undue dependency on chemical weed control. An experiment was conducted during kharif season of 2017 to examine the integration of sorghum water extract (SWE), sorghum mulch (SM) and half dose of post emergence herbicide mesotrio...

Cotton is life line of the economy of Pakistan. Environment had significantly effected its production and fibre. Field research was conducted in 2016 and 2017 at Cotton Research Station, Dera Ismail Khan, Pakistan to assess the impacts of six sowing dates on yield and fibre characteristics of two cotton varieties. The experiments were laid out in R...

Drought stress is one of most dramatic abiotic stresses, reduces crop yield significantly. Application of hormones proved as an effective drought stress ameliorating approach. 24-Epibrassinolide (EBL), an active by-product from brassinolide biosynthesis increases drought stress tolerance in plants significantly. EBL application enhances plant growt...

Although,chickpea isnitrogen fixing crop but water scarcity under rain-fed condition reduces its nodulation process severely and nutrients use efficiency too. An experiment was carried out regarding the combined effect of nipping as well as foliar applied fertilizers on yield and yield components of chickpea under rain-fed conditions. Nipping and f...

Quantitative parameters for the wheat crop as influenced by different sowing techniques were studied in the present research work. Hence, routine and cross sowings were adopted to check their efficacy for yield attributes in wheat cultivars viz. Inqilab-91, Daman-98 and Dera-98. The research trials were conducted for two years at the experimental a...

Potassium application to most of the crops including wheat is scarce in Pakistan, although it is a major element required by the plants. The present study was carried out during 2009-10 and 2010-11 on wheat variety Zam-04 to investigate the role of six potassium six levels i.e., 30, 60, 90, 120, 150 and 180 kg ha⁻¹ along with six seeding rates i.e....

Cotton is a life line of Pakistan's economy. Drought stress is the major ecological factor that negatively impacts cotton yield and quality. A field experiment was conducted in 2016 at Cotton Research Station, Dera Ismail Khan, Pakistan to evaluate the effects of four moisture regimes on yield and fiber characteristics of two cotton genotypes. The...

The human's malarial infection is transmitted mainly by Plasmodium vivax and Plasmodium falciparum where the most usual cause of malarial infection is Plasmodium vivax which is about 80% of all malarial cases and 10% of the deaths. So the present study was focused on the effects of methanolic crude extract of Monotheca buxifolia leaves at the conce...

A study was conducted to define the relationship between plant density and wheat grain yield to establish optimum seeding rates of different varieties for various regions.Five wheat varieties (Lasani-2008, Faisalabad-2008, BARS-2009, Millat-2011and Punjab-2011) were sown at five seed rates (60, 80, 100, 120 and 140 kg ha-1) in split plot design rep...

The present research work was undertaken to find out the phytotoxic effects of different concentrations of aqueous extracts of leaves, stems and root of milkweed (Calotropis procera) in the Agronomic Research Area of Department of Agronomy, Faculty of Agriculture, Gomal University, Dera Ismail Khan, Khyber Pakhtunkhwa (KPK), Pakistan during 2013-14...

Laboratory studies were conducted to evaluate the insecticidal potential of extracts of eight plants viz. lemon grass (Cymbopogon flexousus), turmeric (Curcuma longa), basil (Ocimum basilicum), harmal (Peganum harmala), heeng (Ferula assa-foetida), neem (Azadirachta indica), tumma (Citrullus colocynthis) and mint (Mentha arvensis) against maize wee...

Sugarcane and sugarbeet farmers experience lower strip cane and beet root yields, respectively, and need to have a comprehensive package of production technology. The current field study evaluated the production and economic prospects of sugarcane–sugarbeet intercropping through enhanced fertilizer dosage for 2 years. Sugarcane variety “HSF-240” an...

Ricinus cmmunis L. (Castor oil plant) is an important medicinal plant belonging to family Euphorbiaceae. Its phytochemistry, biological and pharmacological activities, and ethnomedicinal uses have been reviewed in the present study. The reported chemical constituents showed the presence of flavonoids, phenolic compounds, fatty acids, amino acids, t...

Eco-friendly and sustainable weed management tactics are advocated by weed managers worldwide. An experiment was undertaken in Agronomic Research Areas of the Faculty of Agriculture, Gomal University, Dera Ismail Khan (31.82° N, 70.92° E and 173 m asl), Khyber Pakhtunkhwa province, Pakistan during Rabi (winter) 2013-14. A 2-factor experiment was la...

Intercropping is practiced mainly to fetch higher economic returns per unit area; however, it is constrained with reduction in the growth and yield of both the main crop and intercropped one as compared to their sole cultivation. This two year field study was undertaken on sugarcane-sugarbeet intercropping with the main objective to cover-up the gr...

Plants have been used from ancient times for various purposes like food, shelter and also as a medicine to treat various diseases. The current study was based on an investigation of cheap and herbal drugs against malarial parasite. For the study, chloroform fractions of Callistemon lanceolatus of dose concentration 200µl/ml were applied against the...

Using a mixed culture replacement method, different plant species are planted with different densities per unit area. The benefits of using this method are evident; however, phytotoxic/competitive effects of these different plant species on each other are rarely studied, especially for cotton. Allelopathy is a biological phenomenon that can affect...

Allelopathy provides eco-friendly environment in managing weeds by reducing the use of synthetic herbicides that cause environmental pollution and herbicide resistance problems. Therefore, weeds have been controlling by plant derived organic compounds as an alternative of inorganic herbicides since the last two decades. In this study, sorghum aqueo...

To investigate the impact of sugar crop intercropping and different levels of NPK fertilizers, a study was conducted at Agriculture Research Institute, Dera Ismail Khan. Sugarcane verity “HSF-240”and sugar beet verity “Antak” was used in experiment. Six treatments of fertilizers i.e. F0 (0-0-0), F1(100-100-100), F2 (150-150-150), F3 (200-200-200),...

Nakhl is the Arabic name of Phoenix dactylifera L. (Date palm) which belongs to Family Arecaceae (Palmae). It has been cultivated as an important fruit crop in the dried areas in the countries of Arabian Peninsula, Middle East and North Africa since long. Its significance has been revealed by the fact that this fruit and its blessed palm find menti...

The research was performed, at Agronomic Research Area, Faculty of Agriculture, Gomal University Dera Ismail Khan, to assess the impact of sowing time and seeding density on grain yield of wheat variety Gomal-08. Treatments included three dates of sowing as D1 (Oct-25), D2 (Nov-20), D3 (Dec-15) and three seeding rates (kg ha⁻¹) of S1-100, S2-120, S...

The research trial was conducted under laboratory conditions at Department of Agronomy, Faculty of Agriculture, Gomal University, Dera Ismail Khan, Pakistan in order to study phytotoxic effects of mesquite (Prosopis juliflora) aqueous extract taken from its leaves, stem and root on germination and seedling growth of wheat. There were five treatment...

A pot experiment was conducted to investigate the effect of sewage water and industrial effluent on germination, post germination growth and heavy metal accumulation in maize at the Agronomic Research Area of Faculty of Agriculture, Gomal University, Dera Ismail Khan, Khyber Paktunkhwa (KPK), Pakistan in 2013. Effluent and sewage water were applied...

A study on allelopathic effect of leaf water extracts of Eucalyptus, Acacia, Sorghum, Shishum, Sunflower, Poplar, Tobacco and Congress grass on weeds control and growth of wheat cv. Hashim-8 was conducted at Faculty of Agriculture, Gomal University, Dera Ismail Khan during 2012-2013. The findings of this study revealed that allelopathic chemicals i...

Zanjabil (Ginger) Zingiber offcinale Roscoe of family Zingiberaceae is a medicinal plant mentioned in the Holy Quran and Ahadis of Holy Prophet (Sallallaho Alayhi Wassallam) and other Islamic and scientific literature. It is an important plant with several ethnomedicinal and nutritional values therefore, used extensively worldwide as a spice, flavo...

The rice-wheat cropping system (RWCS) has been practiced by farmers in South-Asia for more than 1000 years. To find out the significance of RWCS, field experiments were carried out on silty clay soil at Government seed farm, Ratta Kulachi, Dera Ismail Khan, Pakistan during the crop season 2010-11 and 2011-12, to study the effect of three sowing dat...

The high aridity index of Pakistan coupled with rapidly decreasing surface water resources demand supplemental irrigation for profitable agricultural production. An inadequate irrigation water supply is one of the major bottlenecks in enhancing domestic cane production in Pakistan. To discover appropriate water conservation techniques to combat irr...

A field experiment was conducted to study the impact of tillage, crop residue management and nitrogen (N) splitting on spring wheat (Triticum aestivum L.) yield over 2-yr (2010-2012) in a rice (Oryza sativa L.)-wheat system in northwestern Pakistan. The experiment was conducted as split plot arranged in randomized complete blocks design with three...

Zero tillage with residues retention and optimizing nitrogen fertilization are important strategies to improve soil quality and wheat (Triticum aestivum L.) yield in rice (Oryza sativa L.)-wheat system. Field experiments were conducted on silty clay soil (Hyperthermic, and Typic Torrifluvents) in D. I. Khan, Pakistan, to explore the impact of six t...

This paper is based on data recorded from various literatures pertaining to ethnophytomedicinal recipes used against diabetes in South East Asia (India, Pakistan and Srilanka). Traditional plant treatments have been used throughout the world for the therapy of diabetes mellitus. In total 419 useful phytorecipes of 270 plant species belonging to 74...

Autumn sugarcane crop is commonly fertilized @ 175-60-60 and 300-175-125 NPK kg ha -1 in sandy loam and silty clay soils, respectively. Whether these fertilizer doses are sufficient or otherwise for the fulfillment ofthis sugarcane crop demand is yet to be established. A comprehensive study (2005-06 to 2007-08) was conducted to identify the opti...

This paper is based on data recorded from various literatures pertaining to ethnophytomedicinal recipes used against diabetes in South East Asia (India, Pakistan and Srilanka). Traditional plant treatments have been used throughout the world for the therapy of diabetes mellitus. In total 419 useful phytorecipes of 270 plant species belonging to...

The experiment was conducted to study the effect of various phosphorous levels on the yield and yield components of sunflower variety "Hysun-33" at the Agronomic Research Area, Faculty of Agriculture, Gomal University, Dera Ismail Khan during the year 2010. The phosphorous levels studied were 0 (N:P2O5 K2O), 0 (P2O5), 10, 20, 30, 40, 50, 60 P2O5 Kg...

4 Abstract: Field experiment was conducted to evaluate difference among various levels of Nitrogen (N) fertilizer, its application techniques and their interaction on the growth, yield components and yield of wheat. Treatments of N fertilizer application techniques, viz., broadcast and side-dressing were allocated to main- plots and nitrogen levels...

Fertilizer use efficiency of nitrogen is very low due to various types of losses. This two year field experiment was carried out to investigate the effect of various levels of nitrogen and its application methods on phenology, growth indices and quality of wheat. Fertilizer application methods (broadcast and side- dressing) were placed in the main...

Conservation tillage and nitrogen may improve soil fertility, yield and income on sustainable basis. The aim of this study was to evaluate the impact of three tillage systems viz. zero (ZT), reduced (RT), and conventional tillage (CT) and five N rates (0, 80, 120, 160, and 200 kg·N·ha −1) on yield and yield components, soil organic matter (SOM), to...

This study is based on research work conducted during 2008-2010 in Dera Ismail Khan, KPK, Pakistan. The research area was extensively surveyed to investigate weed species. About 32 weed species, belonging to two monocot and thirteen dicot families, were collected from the study area. Plants were identified with the help of available literature and...

Fertilizer use efficiency of nitrogen is very low due to various types of losses. This two year field experimentwas carried out to investigate the effect of various levels of nitrogen and its application methods onphenology, growth indices and quality of wheat. Fertilizer application methods (broadcast and sidedressing) were placed in the main plot...

A field experiment was conducted to assess the weed management in wheat-oilseed intercropping system and planting patterns at the Research Farm, Faculty of Agriculture, Gomal University, Dera Ismail Khan, Pakistan during Fall 2009 and was repeated in 2010. Randomized complete block design, with three replications, having sixteen treatments was used...

A field experiment was conducted to assess the weed management in wheat-oilseed intercropping system and planting patterns at the Research Farm, Faculty of Agriculture, Gomal University, Dera Ismail Khan, Pakistan during Fall 2009 and was repeated in 2010. Randomized complete block design, with three replications, having sixteen treatments was used...

In the present study an account is given of an investigation based on the results of the Taxonomic research work conducted in Dera Ismail Khan (D.I. Khan) District, Khyber Pakhtunkhwa (KPK), Pakistan, during 2005-2007. The area was surveyed and collection of semi-aquatic and marshland angiosperms was made at least 2 times from 15 sites of various a...

Field experiment was conducted to evaluate difference among various levels of Nitrogen (N) fertilizer, its application techniques and their interaction on the growth, yield components and yield of wheat. Treatments of N fertilizer application techniques, viz., broadcast and side-dressing were allocated to main-plots and nitrogen levels, viz., 60, 9...

Conservation tillage and nitrogen may improve soil fertility, yield and income on sustainable basis. The aim of this study was to evaluate the impact of three tillage systems viz. zero (ZT), reduced (RT), and conventional tillage (CT) and five N rates (0, 80, 120, 160, and 200 kg·N·ha −1) on yield and yield components, soil organic matter (SOM), to...

The research was carried out to investigate the effects of different irrigation levels on growth and yield of mungbean at the Agricultural Research Institute, Dera Ismail Khan, Pakistan. The experiment was laid out in a randomized complete block design with 3 replications. The results revealed that application of 5 irrigations i.e. 15, 30, 45, 60 a...

The effect of planting time (October-20, October-30, November-10, November-20, November-30, December-10, December-20 and December-30) on wheat (var. Zam-04, Gomal-8, Hashim-8, candidate lines DN-62 and DN-76) was assessed on number of tillers m-2, number of days to heading, spike length (cm), number of grains spike-1, 1000-grain weight (g), plant h...

An experiment was conducted to determine the effect of seeding techniques on growth and yield of rice. It was laid out in a randomized complete block design (RCBD) with split plot arrangements. Sowing methods (flat and bed) were assigned to main-plot while seeding techniques (dry seed drill, dry seed broadcast, soaked seed drill, soaked seed broadc...

Eight Sunflower Hybrids representing diverse genetic back ground were evaluated for achene yield, 1000-Achene weight, plant height, and oil percentage and protein contents at Agronomic Research Area, Faculty of Agriculture, Gomal University, D.I. Khan, Pakistan during spring 2005. Hybrids were found significantly different from one other for all th...

Growth and yield response of wheat variety Gomal-8 was evaluated using micronutrients and their application methods. The trial was laid out in a randomized complete block design with split-plot arrangements. Five different micronutrients were placed in main plot while their three application methods were assigned to sub-plots. Results revealed that...

This paper is based on research work conducted during 2008-2010 in Dera Ismail Khan (D. I. Khan) District, Paki-stan, to investigate Socio-Economic Impacts of Dwarf Palm (Nannorhops ritchieana) and Date Palm (Phoenix dac-tylifera) on the local inhabitants. A questionnaire for data collection of Dwarf Palm was designed and local people were intervie...

An experiment was conducted to determine the effect of seeding techniques on growth and yield of rice. It was laid out in a randomized complete block design (RCBD) with split plot arrangement s. Sowing methods (flat and bed) were assigned to main-plot while seeding techniques (dry seed drill, dry seed broadcast, soaked seed drill, soaked seed broad...

The effect of planting time (October-20, October-30, November-10, November-20, November-30, December-10, December-20 and December-30) on wheat (var. Zam-04, Gomal-8, Hashim-8, candidate lines DN-62 and DN-76) was assessed on number of tillers m -2 , number of days to heading, spike length (cm), number of grains spike -1 , 1000-grain weight (g),...

A research trial was conducted at the Agricultural Research Institute, Dera Ismail Khan to investigate the allelopathic effect of congress grass applied alone or in combination with half and full recommended doses of commercial herbicides (Puma Super and Buctril Super) during the year 2010-11. The results revealed that weed control strategies inclu...

Growth and yield response of wheat variety Gomal-8 was evaluated using micronutrients and their application methods. The trial was laid out in a randomized complete block design with split-plot arrangements. Five different micronutrients were placed in main plot while their three application methods were assigned to sub-plots. Results revealed that...

Dera Ismail Khan, Pakistan during 2005-06 to investigate the efficacy of various weed management strategies for wheat crop. In this regard, the wheat variety “Uqaab 2000” was used in a randomized complete block design. The study comprised of 12 treatments viz., water exudates of sorghum, sunflower, rice, brassica alone, combination of sorgaab + sun...

Growth and yield attributes of rice were evaluated with the application of varying doses of Naphthalene Acetic Acid (NAA) and Phosphorus during 2004 and 2005. The experiment was laid out in Randomized Complete Block (RCB) Design with split-plot arrangements and replicated four times. Main plots were assigned to four levels (0, 60, 90 and 120 ml ha(...

In arid areas of central Pakistan application of 2800 and 2200 mm irrigation water in 28 and 22 irrigations on sandy loam and silty soils, respectively to autumn sugarcane through flooding is a common practice. Whether this irrigation depth and frequency is sufficient to fulfill the requirements of autumn sugarcane is not established. This study wa...

Physiology and yield attributes of wheat variety Gomal-8 were evaluated using different levels of Zn, Cu, Fe, Mn and B alone and in different combinations. The results revealed that application of boron @ 2 kg ha-1 produced higher leaf area index (0.33 and 3.49) and leaf area duration (2.30 and 48.90) at 49 and 98 days after sowing. The same treatm...

A field experiment was conducted on autumn planted sugarcane cv. HSF 240 at two locations, i.e., Research Area at Rakh Bibi Campus Gomal University, Dara Ismail Khan on Silty clay soil and Main Line Lower Land Reclamation Research Station, Chak No 37 TDA (Thal Development Authority) Bhakkar, Pakistan on sandy loam soil during 2003-04 and 2004-05. T...

This field experiment was undertaken on already green manured soil for comparing the efficiency of various organic manures used as alone and in combination, for wheat production. Organic matter sources/treatments used in the study were: Farm Yard Manure (FYM), Poultry Litter (PL), Press Mud (PM) and Sewage Sludge (SS). The amount of each organic am...

A field study was conducted on pre-green manured soil for the comparison of different organic manures applied singly and combined, for the production of wheat cv. Bhakkar 2002. Organic amendments used in the experiment included Farmyard Manure (FYM), Poultry Litter (PL), Press Mud (PM) and Sewage Sludge (SS). Quantity of the organic manures used as...

The study was conducted to evaluate the effects of different sowing dates, plant spacing and their interaction on fiber quality traits and seed cotton yield in upland cotton during 2004-05 at Cotton Research Station, Dera Ismail Khan, Pakistan. Plant height was affected significantly by different sowing times and plant spacing, however their intera...

To evaluate different levels of phosphorus i.e. 60, 90 120 and 150 kg ha-1 and application of herbicide (Primextra-Gold @ 3 L ha-1 as pre-emergence and 1.5 L ha-1 as post-emergence) in maize crop, an experiment was conducted at the Agricultural Research Institute (ARI), Dera Ismail Khan during the year 2009. The results revealed that application of...

An experiment was conducted to decipher the feasibility of using crop extract (bio-herbicide) as an alternative for chemical weed control in rice. After seed bed preparation, seedlings of IR-6 rice were transplanted in a randomized complete block design with four replications. The data showed that weedy check treatment recorded the maximum fresh an...

A comparative study was designed to investigate various weed management strategies for wheat crop during 2005-06 at Agricultural Research Institute, Dera Ismail Khan. Water exudates of sorghum (Sorghum vulgare), brassica (Brassica napus), sunflower (Helianthus annuus) and rice (Oryza sativa) were used as a natural weed control approach, along with...

In the recent scenario of limiting water and land resources, new cultural techniques are being worked out to get maximum benefits from the available resources. Bed planting is one of these techniques which got renowned for water conservation, efficient fertilizer use and other benefits while flat planting is less expensive as well as easy to perfor...

A field trial to investigate the response of sunflower and its weeds to sorghum water extract (Sorgaab) in combination with reduced doses of herbicide (i.e. Dual gold) was carried out at Agronomic Research Area, Faculty of Agriculture, Gomal University, Dera Ismail Khan during the year 2007. The experiment was laid out in Randomized Complete Block...

A field trial to investigate the response of sunflower and its weeds to sorghum water extract (Sorgaab) in combination with reduced doses of herbicide (i.e. Dual gold) was carried out at Agronomic Research Area, Faculty of Agriculture, Gomal University, Dera Ismail Khan during the year 2007. The experiment was laid out in Randomized Complete B...

The allelopathic influence of aqueous extracts of Eucalyptus camaldulensis L. on the germination (%) and seedling growth (fresh and dry weight) of wheat have been determined. It was noted that aqueous extracts at a concentration of 10, 15 and 20% had inhibitory effect on wheat germination and effect was found significantly higher than control treat...

1 , M o h a m m a d A z a m K h a n , M u h a m m a d Z a r e e f a n d E j a z A h m a d K h a n, during 2006-07, to investigate the effectiveness of allello-chemicals of sorghum and sunflower water extracts. The experiment was laid out in Randomized Complete Block Design with four replications. The approved sunflower variety 'Pioneer 64 – A93, in...

The suppressing effect of aqueous extract of Eucalyptus camaldulensis L. was investigated at the Department of Agronomy, Gomal University, Dera Ismail Khan, Pakistan during 2003, by its application to different weed species viz. field bindweed (Convolvulus arvensis L.), barley (Hordeum vulgare L.), London rocket (Sisymbrium irio L.), wild safflower...

Effect of aqueous extract of Eucalyptus camaldulensis L. was investigated on the germination and growth of maize (Zea mays L.) at the Faculty of Agriculture G.U.D.I.Khan during, 2006. The soil series used in the experiment were Tikken, Saggu and Ramak which were alkaline with deficient phosphorus. The experimental results revealed that seed germina...

To study the effect of detopping on forage and grain yield of rice, an experiment was conducted at the Research Area, Faculty of Agriculture, Gomal University, D.I.Khan during Kharif 2004 in Randomized Complete Block design with three Replications. The experiment consisted of six treatments viz., Control (T1), detopping at 22 DAT (T2), 29 DAT (T3),...

Chickpea (Cicer arietinum L.) is a poor competitor to weeds, hence weeds are a serious constraint to increase the yield of chickpea. An experiment was conducted during 2004-05 and 2005-06 at Arid Zone Research Institute Bhakkar to study the role of sowing method in control of weeds and comparison of two weed control techniques as hand weeding and a...

Experiment was conducted to determine the effect of different nitrogen levels on four bread wheat varieties (Triticum aestivum L.) viz. Inqilab-91, Daman-98, Dera-98 and Punjab-96 at Gomal University, Dera Ismail Khan (NWFP), Pakistan during 2000 approximatey 2001. The experiment was laid out in split plot design having four replications using a ne...

An experiment to evaluate the effect of green manuring (Sesbania aculeata) on the yield of three cultivars (IR-6, KSK-282 and Basmati-370) of rice was conducted at the farm of Faculty ofAgriculture, Gomal University Dera Ismail Khan, Pakistan. The green manuring significantly has increased paddy yield of fine variety of rice Basmati -370 while...

Integrated weed management study was carried out at Agronomic Research Area, Faculty of Agriculture, Gomal University Dera Ismail Khan, Pakistan during the summer 2003. Seven treatments viz.black plastic mulch, straw mulch, Stomp 330 EC alone, Stomp 330 EC with hand weeding once, hand weeding once, hand weeding twice and unweeded check. Data were r...

An experiment to study the growth behaviour of wheat crop as affected by various seed rates and herbicides was laid out in the Research Farm of the Department of Agronomy, Faculty of Agriculture, Gomal University, Dera. Ismail Khan, Pakistan. The results revealed that seeding rates had significant effect on plant height. However, the higher plant h...