Taxonomy and morpho-anatomical notes of 3 new records of the genus Dictyopteris Lamouroux from the coast of Karachi Pakistan is presented....

Noctilusa scintillans (Macartney) Ehrenberg blooms were recorded during the later part of north-east monsoon season. They were strictly surface blooms and occurred mostly on the Indus Delta shelf of P...

From methanolic extract of Spatoglossom variable Figari et De Notaris , collected from the coast of Karachi , a saturated fatty acid (Palmitic acid) , 4 sterols (cholesterol; 24-mythelene cholesterol;...

Mycotoxins and napthaquinone pigments of seed-borne Fusarium moniliforme, F. subglutinans, F, semitectum, F. oxysporum, F. Equiseti and F. solani were investigated using Thin layer Chromatography. Equ...

Using ISTA technique , component plating of sunflower seed showed that pericarp was infected by greater number of fungi followed by seed coat, cotyledon and axis (radicle + plumule). Rhizoctonia solan...

Microbial antagonists viz, Trichoderma harzianum, Gliocladium virens, Paecilomyces lilacinus, Bacilus subtilis and Streptomyces. Sp., were used as seed treatment or as soil drench for the control of r...

Pieces of Zea leaf were found to be a good substrate for the production of zoosporangia and zoospores in Pythium. Deciduous leaf pieces were a good substrate for oogonial production by Pythium aquatil...

From naturally infected maize hybrid (YH 202) showing mosaic symptoms , Maize Dwarf Mosaic Virus was isolated. It was mechanically transmissible only to hosts belonging to Gramineae. Partially purifie...

The Sfm, regulatory element controls the mutability of standard pal-rec-sd allele in the form of shifts in Antirrhinum majus. Another allele of the pallida series shows an extremely reduced , or no le...

Bread wheat (Triticum aestivum L. em Thell., 2n = 6x = 42) callus cultures of 3 spring wheat cultivars (Glennson, Pavon , PAK-16171) were selected for 90 days on medium containing 0, 10, 15, 20 and 25...

Heterosis over mid, better and top parent values for yield and yield components were conducted in complete diallel involving 5 parents of mash viz., S 58, S 60, S 222, S 535, and NARC 87All belonging ...

Studies regarding correlation and path coefficient in 48 local genotypes of mash (Vigna mungo L.) were undertaken to find out important traits contributing towards grain yield. Observations were take...

F1 hybrids of a 3 parent complete diallel crosses including reciprocals of 3 Brassica juncea L.,...

Proliferating shoot cultures were established from nodal bud segments excised from a mature Melia azedarach tree. Highest proliferation rate was observed in Murashige and Skoog medium supplemented wit...

Grewia tenax (Forssk) Fiori was hitherto considered as a highly polymorphic taxon . A biological study of this complex from Pakistan indicates the existence of two distinct taxa viz., G,tenax(Forssk) ...

Resource allocation pattern of Indigofera oblongifolia Forsk., was studied in relation to salinity. The plant responded to salinity plastically and tended to enter the reproductive phase little earlie...

Post emergence herbicides Acifluorfen (5-2 chlore-4-tri-fluoremethyl) Phenoxy-2- nitrobenzoicacid), Bentazon (3-(1-methylethyl)-...