Professor Majeed Ahmad was born on May 16, 1916 at Unnao in Lucknow, India. He received his school and college education in Lucknow and obtained M.Sc. degree from Lucknow University (India) in 1938 an...

A critical study of the genus Bryopsis Lamour., from the coast of Pakistan showed the occurrence of 16 species comprising 4 new ones viz., B. aishae Nizam. sp.nov., B. pakislanica Nizam. sp.nov., B. m...

Five taxa including 3 species of Chlorophyta viz., Enteromorpha intestinalis (L.) Nees, E. nizamuddinii Aisha et Shameel sp. nov., E. saifullahii Aisha et Shameel sp. novo and 2 forms of Charophyta vi...

A new species, Cystoseira masoudii Nizam., characterized by caespitose habit possessing smooth/spinose tophulose is described....

Effect of diurnally administered temperature regimes on the infection process of 3 Vigna spp., and 1Medicago sp., inoculated with GUS-marked (brady) rhizobial strains was examined. Conditions optimize...

The performance of three green manure plant species viz., Sesbania aculeala, S. rostrata and Cyamopsis lelragonoloba was studied at different growth stages under field conditions. An the green manures...

SEM study of the fruits of Dampiera exhibit a complex morphological and micromorphological diversity providing valuable taxonomic information. The shape and surface pattern can be of high systematic s...

An investigation of leaf, calyx and nutlet microcharacters of 13 species of the genus Pogostemon found in Bangladesh was conducted using the SEM and their reliability as taxonomic markers is discussed...

Pollen morphology of the family Sphenocleaceae has been studied from Pakistan by light and scanning electron microscope. Pollen grains are generally colporate, small, trilobed, oblate - spheroidal wit...

Pollen morphology of 3 species of the genus Bergia L., from Pakistan belonging to the family Elatinaceae has been examined by light and scanning electron microscope. Pollen grains are generally radial...

Trrichodesma indicum (L.) R. Br. (Boraginaceae) flowers throughout the year. Flower was protandrous and remained in bloom for ± 3 days. Buzz-pollination was carried out stemotribically by two species...

The effect of explant source on in vitro regeneration of plants through tissue proliferation in Phoenix dactyliftra L. cv Fusli is reported....

Suspension cultures established from hypocotyl derived calli pretreated with AS (adenine sulfate) and (NH4)2SO4, (ammonium sulfate) stimulated somatic embryogenesis in addition to root morphogenesis. ...

To develop early maturing and large seeded cultivars of peanut (Arachis hypogaea L) virginia type alltivars (No. 334, Banki and NC-9) were crossed with four early spanish type lines (ICGSE-4, ICGSE-13...

A study was carried out to determine general and specific combining abilities of seed cotton yield, of bolls, sympodial branches, ginning outturn percent, seed and lint indices from 5x5 diallel intraI...

 Random Amplified Polymorphic DNA (RAPD) markers were generated in Perkin Elmer DNA Thermal Cycler using genomic DNAs extracted from different rice varieties/species and 6 synthetic 10 mer primers of...

Effects of abscisic acid (ABA) and gibberellic acid (GA) on accumulation of Beta N-oxalylamino-Lalanine (BoAA) in leaves of Lathyrus sativus L., cvs. K 424 and K 280 under drought stress was examined....

Two cultivars of mustard, Sambal and Daulat were grown in soil in polythene bags under well-watered and water-stressed conditions. Soil moisture had significant effect on total dry matter production a...

Variations in plant growth due to changes in edaphic and climatic conditions in two halophytic species viz., Suaeda fruticosa (L.) and Tamarix indica Willd., from the saline community at Karachi Unive...

Leaves of cotton cultivar 5-12 were acclimated at temperatures ranging from 35 to 44°C for different lime periods followed by heat stress at 45 or 46°C. The heat acclimation potential was analyzed b...

Field experiments on seeding dates were conducted during 1990-91 and 1991-92 to determine the optimum time for sowing of wheat crop under rainfed condition. Early as well as late sowing of wheat reduc...

Effect of Topsin fungicide (Methyl thiophenate) on chlorophyll, protein and phenol contents of Hibiscus esculentus and Capsicum annuum was examined. Topsin showed an increase in all the biochemical pa...

The effect of foliar applied systemic fungicide propiconazole (1-[[2-2,4 dichlorophenyl) on the agronomic, seed quality, and economic response of hard spring wheat (Triticum aestivum L.) was investiga...

Protein content in 8 different varieties of wheat after infection with Puccinia recondira, the brown rust fungus was examined. Protein content showed an increase in resistant and moderately resistant ...

One hundred and two isolates of Ascochyra rabiei differing in their cultural characters were selected for pathotype analysis from a large collection of isolates obtained from chickpea growing areas of...

Using ISTA techniques, the seedborne mycoflora of 24 samples of tomato seeds collected from different parts of Pakistan was examined. Of the 37 species of fungi belonging to 20 genera isolated, 22 spe...

Species of Bipolaris, Botryodiplodia, Cephaliophora, Cephalosporium, Colletotrichum, Corynascus, Curvularia, Exerohilum, Fusarium, Macrophomiful, Melanospora, Nigrospora, Rhizoclonia, Sclerotium, Slem...

Effect of neem oil and benomyl on the growth of root infecting fungi viz., Macrophomina phaseolina, Rhizoclonia solani and Fusarium moniliforme was examined. Benomyl showed greater suppression in grow...

Colonization of Macrophomina phaseolina on roots of chickpea was higher when plants were subjected to moisture stress as compared to unstressed plants. Colonization on primary roots was greater at ear...

Seed dressing of soybean with Bradyrhizobium japonicum alone or mixed with different concentration of fungicides viz., benlate, dithane, bavistin and vitavax showed significant (p < 0.001) protection ...

Mean incidence of potato leaf roll virus (PLRV) in the plains of Pakistan was recorded as 44% in general, 53 % in the market or uncertified seed and 11% in certified or improved seed. The virus was su...

Two isolates of blackeye cowpea mosaic (BICMV) and two of cowpea aphid-borne mosaic (CABMV) potyviruses were purified by three purification procedures. Variable virus yields of each isolate of each vi...

Bennuda grass (Cynodon dactylon (L.) Pers.) is widely distributed in Pakistan. The lawn grass at the Plant Genetic Resources Institute (PGRI) at National Agricultural Research Centre (NARC), Islamabad...

Ingold (1966) reported that aquatic hyphomycetes were unable to colonize conifer needles. Since then, no report has been published on colonization of pine needles by aquatic hyphomycetes. An experimen...

During our investigations on the freshwater algae of the Puujab, we came across an interesting collection of Closterium spp., usually growing as planctonic in the rice fields. A gigantic form of Clost...