Marium Tariq

University of Karachi · M.A.H. Qadri Biological Research Centre

Background Anthranilic acid is an active compound with diverse biological activities such as anti-inflammatory, antineoplastic, anti-malarial and α-glucosidase inhibitory properties. It can also chelate transition metals to form complexes with applications as antipathogens, photoluminescent materials, corrosion inhibitors, and catalysts. Results A...

The role of fungi in both natural and managed ecosystem processes is unequivocal with mycotaxa being key drivers of soil, plant and animal health. Recent advances in DNA-based species identification and classification have enforced mycologists to update national checklists for proper exploitation of fungal traits and functions. However, in some cou...

The website fungiofpakistan.com is a collection of all the available data about macro- as well as micro-fungi collected from Pakistan. This website comprises reported fungal species with isolation source or host record, locality and updated classification. The data on this website is based on old literature (library data, personal data of specific...

Ultraviolet (UV) radiation is a component of the solar radiations that alter various physiological and biochemical processes in plants. There have been interests in UV-C and UV-B radiations because of their effects on plant physiology. In this study, we investigated the effect of short term UV irradiance on both biochemical parameters and pathogeni...

Microwaves are non-ionizing radiations known to stimulate seed germination and growth. A complete randomized design screen house experiment was performed to evaluate the effect of microwave radiation on fungal survival and plant growth.Seeds of mash bean (Vigna mungo L.), chick pea (Cicer arietinum L.) and sunflower (Helianthus annuus L.) were irra...

Macrophomina phaseolina (Tassi) Goid, Rhizoctonia solani Kuhn and Fusarium species Schlecht are reported to be associated with wilting and root rot diseases in different crop plants all over the world. To improve crop production, fertilizers like cow dung, goat dung, urea and Di Ammonium Phosphate (DAP) with doses of 0.01 and 0.1 % w/w were mixed i...

Shattering causes huge losses to Brassica even if harvesting is done mechanically. To study the shattering tolerance in different rapeseeds lines, a study was conducted in split plot design at experimental area of Barani Agricultural Research Institute (BARI) Chakwal, Pakistan during two winter season 2014-15 & 2015-16 under the rainfed conditions....

Shattering causes huge losses to Brassica even if harvesting is done mechanically. To study the shattering tolerance in different rapeseeds lines, a study was conducted in split plot design at experimental area of Barani Agricultural Research Institute (BARI) Chakwal, Pakistan during two winter season 2014-15 & 2015-16 under the rainfed conditions....

Gamma radiation gave suppressive effect on root infecting pathogens such as Macrophomina phaseolina (Tassi) Goid, Rhizoctonia solani (Kühn) and Fusarium spp., and inducive effect on growth of chickpea (Cicer arietinum L.) sunflower (Helianthus annuus L.) and mash bean (Vigna mungo L.). Seeds of all tested hosts were treated with gamma rays Techneti...

Aim of study was to isolate and identify fungal pathogens associated with raisins (Vitis vinifera L.) collected from Punjab, Sindh, Baluchistan, Khyber Pakhtunkhwa provinces of Pakistan. Around 25 fungal species belonging to 15 genera were isolated from the fifteen samples by using ISTA (International Seed Testing Association) techniques. Of these,...

Organic amendments of soil help in proper aeration, rising of temperature and water holding capacity which results in better uptake of nutrients with root system gets extensive establishment. In this study, effects of soil amendment with oil seed cakes including mustard (Brassica campestris L.), cotton (Gossypium hirsutum L.), almond (Prunus amygda...

The allelopathic effect of the aqueous leaves extracts of Ficus benghalensis L. was investigated on seed germination of maize (Zea mays L.), mung bean (Vigna radiata (L.) R. Wilczek) and sunflower (Helianthus annuus L.) at different application rate (0, 25, 50 and 100%). Germinated seeds were daily counted or until the last seed germinated. Differe...

Six months field experiment were set up from June to November in Department of Botany, University of Karachi to investigate the influence of mangroves (Avicennia marina, Rhizophora mucronata) parts separately or combined parts for the control of Meloidogyne javanica (Treub.) Chitwood. Mangroves parts including leaves, stem, pneumatophore and combin...

Castor bean seeds were analyzed by using ISTA (International seed testing association) for the detection of seed borne mycoflora. Thirty one fungal species belonging to 15 genera were isolated from 12 samples of castor bean seeds collected from different areas of Pakistan. Fusarium solani, Alternaria alternata, Cephaliophora tropica were most predo...

An experiment was carried out for the control of root rot fungi such as Fusarium spp., Macrophomina phaseolina (Tassi) Goid., and Rhizoctonia solani Kühn in Sunflower (Helianthus annus L.) and Mung bean (Vigna radiata (L.) R. Wilczek). Seeds were treated with gamma radiation (60 Co) for 0, 2, 8 and 16 minutes intervals and soil was drenched with di...

Nematicidal activity of some spices against Meloidogyne javanica root knot nematode was examined. In vitro results showed that aqueous extract of Cuminum cyminum (100 % w/v) and ethanol extract of Capsicum annum, Cinnamomum tamala and Curcuma longa (1000 ppm) significantly inhibited egg hatching of Meloidogyne javanica. Aqueous extract of C. longa,...

Using serial dilution and direct plate methods for the detection of rhizosphere mycoflora of 22 soil samples of 3 different leguminous trees (Prosopis juliflora, Leucaena leucocephala and Adenanthera pavonina) were collected from Karachi University Campus. By direct plating method, total number of 27 species belonging to 19 genera were isolated fro...

Aqueous and ethanol extracts of leaves and stem of Rhizophora mucronata plant were tested for their nematicidal activity against Meloidogyne javanica root knot nematode. Results showed that R. mucronata exerted more lethal effect in mortality of juveniles as compared to hatching of juveniles. Of the different plant parts used, stem showed more nema...

Efficacy of different fertilizers alone or in combination with Avicennia marina plant parts viz., leaves, stem and pneumatophore powder in the control of root rot diseases of okra and mung bean was examined. Maximum shoot length and shoot weight were observed on okra when frutan and urea were used @ 0.1% w/w in combination with pneumatophore and le...

Use of leaves, stem and pneumatophore of Avicennia marina in the control the root infecting fungi viz., Fusarium spp., Macrophomina phaseolina and Rhizoctonia solani on mash bean and okra plants was observed. Germination of seeds, shoot length, root length, shoot weight and root weight were significantly increased in both okra and mash bean where A...

Fungicidal activity of 16 spices were tested In vitro against root rot fungi viz., Fusarium solani, Rhizoctonia solani and Macrophomina phaseolina using paper disc and well methods. R. solani was inhibited by Curcuma longa and Myristica fragrans (flower) whereas M. phaseolina and Fusarium solani were inhibited by Piper nigrum, Capsicum annum, Cumin...

Application of Bacillus spp., significantly reduced hatching of larvae of Meloidogyne javanica root knot whereas mortality of larvae was significantly increased with the increase in time. Germination of seeds of cow pea and mash bean and growth parameters in terms of shoot length, root length, shoot weight and root weight significantly increased in...

Thirty samples of water and 10 samples of fruit juices were tested for the presence of mycoflora. pH value of water samples ranged from 7.4-10.25 and those of juice samples from 4.03-6.23. Four genera belonging to 9 species of fungi were isolated from water whereas 4 genera and 8 fungal species were isolated from juices using direct plating techniq...

Aqueous and ethanol extracts of Avicennia marina (Forsk.) Vierh. plant parts, namely leaves, stem and pneumatophore, were tested for their nematicidal activity against root knot nematode Meloidogyne javanica (Treub) Chitwood. Results showed that A. marina exerted more lethal effect in mortality of juveniles compared to hatching of juveniles. Stem s...

A significant increase in growth parameters in terms of shoot length, shoot weight and a significant reduction in infection of Fusarium spp, Rhizoctonia solani and Macrophomina phaseolina was observed where Rhizobium meliloti treated seeds of mash bean and sunflower were used in Melanothanus afaqhusainii amended soil. Combined use of Pseudomonas ae...

Microbial antagonists viz., Bacillus subtilis, B. thuringiensis, B. cereus and Rhizobium meliloti multiplied on dry powder of leaves and stem of R. mucronata were used in the control of root infecting fungi on mash bean and okra. Good growth of microbial antagonists was observed on all plant parts. Population increased with the increase in time. Hi...

This paper deals with data regarding rhizosphere mycoflora of wild plants including Amaranthus viridis L., Chloris barbata (L.) Swartz and Tridax procumbens L. which were collected from different location around Karachi University campus. Result recorded for the properties of rhizosphere showed texture of soil as sandy loam soil, moisture content r...

The effect of ultra violet (UV-C) radiation on germination and fungal flora of castor bean seeds was estimated with different doses stored up to 80 days interval. Results revealed that 20 and 40 min radiated castor bean seeds showed complete reduction in most of the fungi while germination of castor bean seeds were enhanced when UV-C radiations app...

First attempt was done for the encapsulation of organic matter in which Rhizophora mucronata Lam. parts powder was filled in capsule shells and incorporated in soil at one, three and five capsules per pot to assess its impact on the crop growth. The results showed that R. mucronata stem at three capsules per pot was found better in the enhancement...

Leaves, stem and pneumatophore of Avicennia marina and leaves and stem of Rhizophora mucronata were used as the organic amendments at 0.1, 1 and 5% concentrations in the control of root rot fungi like (Fusarium spp., Rhizoctonia solani and Macrophomina phasoelina) and root knot nematode Meloidogyne javanica on potato. In pot experiments, germinatio...

Cowpea and mung bean seeds pelleted with Avicennia marina (Forssk.) Vierh parts powder including leaves, stem, pneumatophore were investigated at different intervals of 0 and after 30, 60, 90, 180 and 360 days stored under 4 and 30 °C. Both crops showed improved germination, plant length and plant weight at all storage period upto 360 days but maxi...

After slight modification, pellets of Avicennia marina (Forsk.) Vierh plant parts viz., leaves, stem and pneumatophore were prepared from pyrophyllite at two different ratios 50:50 and 25:75 and incorporated in soil @ 3, 5, 7 and 10 pellets/pot. A pot experiment was designed to assess its effectiveness in promoting plant growth and suppression of r...

Experiment was conducted to investigate the combined effect of seeds treated with 60 Co emmiting gamma rays for 2, 8 and 16 minutes and soil amended with nursery fertilizers like frutan, DAP and urea at 0.01 % and 0.1 dosages for the control of root infecting fungi such as Fusarium spp, Macrophomina phaseolina (Tassi) Goid and Rhizoctonia solani Kü...

Twenty one seed samples of lentil (Lens culinaris L.) collected from various localities of Pakistan viz., Karachi (12), Sukkur (1), Swabi (1), Mardan (2), Ghazi (1), Wah (1), Faisalabad (1), Lahore(1) and Hub(1) were analyzed for the detection of seed-borne mycoflora using standard blotter, agar-plate and deep-freezing methods as suggested by ISTA....

The study was conducted for investigating the quality of 28 sugar cane juice samples collected from different localities of Karachi. pH value of sugarcane juice samples with lemon ranged from 4.60-6.56, whereas the sugarcane juice samples without lemon ranged from 5.0-6.85. Mycoflora of samples was studied by using direct plate and serial dilution...

Germination of seeds, shoot length, shoot weight, root length and root weight on okra and mung bean showed promising results when bacterial antagonists viz., Bacillus subtilis, B. thuringiensis, B. cereus and Rhizobium meliloti after multiplication on Rhizophora mucronata plant parts were used at 1% w/w. Complete suppression of root knots was obser...

To investigate the effect of Cynodon dactylon (L.) Pers. and Datura alba Nees extracts used as soil drenching and seed of cowpea (Vigna unguiculata L.) and okra (Abelmoschus esculentus L.) were treated with different antagonists like Trichoderma harzianum, Rhizobium meliloti and Paecilomyces variotii under screen house conditions. Results showed th...

Bio control potential of three Bacillus spp viz., Bacillus subtilis, B. thuringiensis and B. cereus, against soil borne root-infecting fungi on cowpea and mash bean plants were tested both in vitro and in vivo. All three species showed efficiency and produced nodules on mash bean and cow pea plants. In vitro dual culture plate method showed signifi...

A b s t r a c t Seeds of local trees, such Azadirachta indica A. Juss, Adenanthera pavonina L., Leucaena leucocephala (Lam.) de Wit and Eucalyptus spp., were used as aqueous extract at 25, 50 and 100 % concentration to control the activity of Meloidogyne javanica (Treub) Citwood. All seed extracts showed lethal effe-ct on M. javanica eggs, and a gr...

A combination of fertilizers and different soil was assessed on growth indices and root diseases of okra (Abelmoschus esculentus L.) and cowpea (Vigna unguiculata L.). It was observed that sandy and sandy loam soil when mixed with fertilizers like urea, frutan and DAP at 0.1% w/w increases growth indices on okra and cowpea plant whereas urea and fr...

Effect of seeds powder of Azadirachta indica A. Juss, Adenanthera pavonina L., Leucaena leucocephala (Lam.) de Wit and Eucalyptus spp., in the control of root rot diseases caused by Macrophomina phaseolina (Tassi) Goid, Rhizoctonia solani Kühn and Fusarium spp., on mung bean (Vigna radiata L.) and chick pea (Cicer arietinum L.) plants were examined...

Rhizosphere soil of mangrove plants (Avicennia marina, Rhizophora mucronata, Aegiceras corniculatum, and Ceriops tagal) collected from coastal areas. Almost all samples showed a sandy to sandy loam texture. pH of the soil samples ranged from 7 to 10 and water content ranged from 8% to 9%. In all, 18 species of fungi belonging to 11 genera were isol...

Mangrove plants viz., Rhizophora mucronata, Aegiceras corniculatum and Ceriops tagal were collected from Sonmiyani, Korangi and Keti bunder. A total number of 18 species of fungi belonging to 11 genera were isolated from different parts of Rhizophora mucronata, 14 species and 7 genera from Aegiceras corniculatum and 13 species 9 genera from Ceriops...

A total number of 37 species of fungi belonging to 21 genera were isolated from different parts of Avicennia marina plant collected from different coastal areas of Pakistan. Of these 16 fungal species are new reports from Pakistan. Of the different plant parts, highest numbers of fungi were isolated from leaves followed by stem and pneumatophore. G...