Three cytoplasmic male sterile lines of cotton and six hirsutum ono-restore pollinators were used as tester lines on to CMS parents to study the general and specific combining ability parameters for y...

Culture were developed to facilitate callus inducation by seeds and from explants of shoot tip, root tip, node and leaf of chick pea, cicer arietinum L. cv. CM 72. DNA RNA content and peroxidase ac...

In vitro propagated strawberry shoots were subjected to in vitro rooting under different BA levels, types of media, incubation temperatures and light intensities . root formation started within 10 ...

Alcoholic extract of vegetative and reproductive parts of catharanthus roseus was tested for substances responsible for germination and growth of pollen tube of the same plant. Several promoters and ...

Fifteen plant lattices of the families apocynaceae , asclepiadaceae and sapotaceae have been investigated for the presence of acid phosphatase and adenosine triphospahatse enzymes. The lattices stu...

an epilithic periphyton community howed significant seasonal changes I species composition , abundance and photosynthetic rates in a slow-flowing , mammade stream. Blue green algae were dominant duri...

Effect of brown rust infection on endogenous level of IAA and the activity of enzyme IAA-oxidase in three different cultivars of wheat was investigated . infected stem tissues of highly susceptible c...

Effect of urea , (NH4)NO3 and NH4Cl on the growth of wheat cv., Lu-26-S in sandy clay loam was studied . N fertilizers significantly increased palnt height , number of tillers , straw weight and grain...

In a field trial at sandy acid coastal land of bhawani (gaddani coast , Baluchistan ) epilithic periphyton community . A. juss , plants irrigated with highly saline (EC:10.0-15.3 dS.m-10 and sodic (ir...

Fifty six day old prosopis juliflorasedlings were subjeacted to 40, 50, 60, 70 and 80% sea water treatment for one month. After 86 days the morphology of nodules , root-shoot ratio and total nitrogen...

Effect of Nalco on two enzymes viz., amylase and protease and the metabolic sequence induced by them in two...

Seasonal histochemical localization of starch , lipids , proteins, tannins and crystals in fusiform and ray initials and their derivatives of holoptelea integrifolia and mangifera indica was carried ...

Herbaceous communities that emerge on the Pakistan sea coast during monsoon have high percentage of therophytes followed by chamaephytes . besides , dominant componentof grasses , legumes were inva...

The vegetation of miranjani top has considerably changed in twelve years (1974-86) . more changes have occurred I the vegetation on east , west, and south- facing aspects ; whereas least change was no...

Regenerating seedlings from 60 mature stands on juniper track in Baluchistan ranged from zero to 219 ha-1 with a mean of 52 ha-1. Seedling density and basal area (p...

On the basis of bray and Curtis 1957 index of similarity , two plant communities were recognized . both the stand density as wel as stand cover per hectare values were higher in pistacia- cymbopog...

In anttrrhinum majus the pal-rec-low-o is a repressed state of the pallida-recurrens allele. In heterozygous condition, especially with pal-tub- pal—tub tester, its mutuation frequency increases f...

A palynological study of 9 species of the genus arnebia from Pakistan was carried out . the pollen were characterized by having two endoapertures per ectoaperture and a well developed costae with rect...

The cladistics relationship among 34 species of the genus calandrinia H.B. et K. (portulacaceae), endemic to austrailia were analysed for 22 binary attributes , by using “OHYSIS” computer program...

An agglomerative hierarchial cluster analysis of dampiera R.Br. (goodeniaceae) species was under taken by using...

Two ecodemes of girardinia diversifolia (link) friis are recognized on the bases of certain morphological features, seed and seedling characteristics and amino acid contents....

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A new species of nepeta viz, N,adenophyta hedge is described from Pakistan. During the course of preparation of an account of the family labiatae for flora of Pakistan, the author came across a new N...