Pollen morphology of 6 species of the family Celastraceae from Pakistan has been examined by light and scanning electron microscope. Pollen grains are usually radially symmetrical, isopolar, colporate...

Pollen germination of Malus pumila L., of the family Rosaceae was examined upto 48 weeks in a refrigerator (+4C), freezer (-20C, -30C) and freeze drier (-60C) using hanging drop technique in different...

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Five plant species of the genera Anticharis, Bacopa, Kickxia and Schweinfurthia were collected from Nara Desert during 1998-2004. They were taxonomically determined and have been described for the fir...

Five habitats were identified for plant communities from Nara Desert, Pakistan. A total of 145 species belonging to 104 genera and 43 families were recorded during 1998-2001. Species composition in th...

To examine the species composition in the Soone Valley, Punjab, Pakistan, the Kufri site was selected on the basis of some ecological attributes i.e., topography, soil type and the nature of prevailin...

A survey was conducted in the soone valley in the north-west of the Punjab Province of Pakistan to assess the concentrations of some essential minerals during the period of whole year in forages for l...

Present investigation confined to document medicinal uses of plants utilized by local communities on salt range (kallar Kahar) Pakistan. The purpose of this study was to collect information about the ...

Spring applications of two plant growth regulators (GA3 and 2, 4-D) alone and in combination, were tested on ‘Blood Red’ sweet orange trees at full bloom. Ultimate effects of these growth regulato...

Cytosine methylation has been implicated in regulation of gene expression, genomic imprinting and chromatin remodeling, resulting both in temporal and developmental regulation. In the present study me...

Desi and kabuli chickpea seeds irradiated with 100 to 1000 Gy gamma rays (with an interval of hundred) were grown in incubator for 8 days at 25 °C. Germination, growth (seedling fresh weight, root sh...

Changes in seedling growth, senescence, protease activities and possible involvement of hydrogen peroxide scavenging enzyme e.g., catalase, in relation to salt tolerance were investigated in two wheat...

Experiments were conducted under laboratory conditions to elucidate the effect of 2 nitrification inhibitors viz., 3,5-dimethylpyrazole (DMP) and nitrapyrin on nitrification of (NH4)2SO4 in soil incub...

Modern Dendrochronological techniques were applied on Picea smithiana (Wall) Boiss, from District Dangam of Afghanistan. Twenty eight wood samples in the form of cores were obtained from 15 Picea tree...

Phytosociological sampling, structure, age and growth rates studies were carried out in 5 places of Dangam District of Afghanistan. Vegetation compositions of non tree species were also presented. On ...

Plant-soil relationship of saline coastal plain of north China was studied. Principle component analysis (PCA) and cluster analysis were used to generate a hypothesis that the distribution pattern of ...

Shortage of fresh water is worldwide, particularly in the tropics. Treated wastewater can be utilized in arid regions not only as irrigation water but also as a liquid fertilizer. This investigation e...

Studies were conducted to evaluate the locally developed, improved genotype of Brassica napus viz., HS-98, and compared its performance with the established commercial varieties viz., Dunkled, Rainbow...

Phenology and crop stand are the important determinant which fix crop growth cycle and directly or indirectly affect crop productivity. In Pakistan, the conventional tillage practices are used for the...

Vegetables, being a major source of micronutrients, form the largest group of plants consumed by man. Summer vegetables are the most liked seasonal vegetables in Pakistan. The cultivation of vegetable...

Seed viability of the conserved plant genetic resources is decreased even under the optimal storage conditions. Seeds of some plant species loose viability faster than others. Artificial seed ageing w...

The effect of different carbon sources on In vitro shoot proliferation and rooting of peach rootstock GF 677 was investigated at National Agricultural Research Centre, Islamabad. Over all the results ...

The effects of various NAA concentrations and applications of SA with IBA in different ways were tested in leafy cuttings of very difficult to root ‘Domat’ olive. Cuttings were collected from bear...

This paper reports the concentrations of some essential minerals (Mg, Cu and Zn) in soil, forage and blood plasma of grazing goats and sheep in two pastures (managed and unmanaged) in the south-wester...

Castor (Ricinus communis L.) is a fast growing plant of marginal and moderately saline land widely spread throughout tropical regions. It is cultivated at arid coastal sandy belt and inland waste land...

The current research was carried out at Rakh Khaire Wala, Punjab, Pakistan. The most developed station for sheep farming. The aim of the study was to determine and collect data on selenium contents of...

Wild oat is noxious weed of wheat crop. In order to study the effect of spring wheat seeding rates on wild oats competition, experiments were conducted at Malkandher Research Farm, NWFP Agricultural U...

Field experiments were conducted to study the effect of seed priming on emergence and yield of soybean (Glycine max) cv. William-82 at NWFP Agricultural University, Peshawar, Pakistan during 2003 and ...

An efficient micropropagation system using leaves as explants has been established for Tigridiopalma magnifica C. Chen. It was found that adventitious bud organogenesis occurred from the leaf explants...

Our objective was to identify the effects of Gibberellic acid (GA3), Prohexadione-Calcium (Prohex-Ca), Cycocel and Ethephon applied as foliar sprays, on pre- and post-harvest physiology and quality ch...

Regeneration of plantlets from In vitro germinated seedling explants was carried out at NIFA, Peshawar. Multiple shoots were generated from In vitro germinated (50 days-old) seedlings of Psidium guaja...

Assessment of yield-related morphological measures for earliness is a key factor for developing short duration varieties in cotton. For this purpose...

Cotton is the basis of our national textile industry and a major source of foreign exchange. Cotton fiber quality is the physical properties related to its spinnability into yarn and textile performan...

Barley (Hordeum vulgare L.) germplasm comprising of 133 accessions collected from Pakistan was evaluated for 14 quantitative traits. Significant amount of genetic variation was observed for most of th...

The most abundant hemicellulosic polymers xylans, constitutes about 20-40% of total plant biomass. Xylanases are involved in fruit softening, seed germination and plant defense systems. In this study,...

Certain plant growth promoting rhizobacteria (PGPR) regulate the production of ethylene in plants and promote root elongation by hydrolyzing 1-aminocyclopropane-1-carboxylic acid, ACC (the immediate p...

This study was designed to assess the performance of plant growth promoting rhizobacteria (PGPR) containing ACC-deaminase for improving growth and yield of maize in the presence of organic fertilizer....

The study was conducted to investigate the pesticide residues in unhusked and husked rice (Oryza sativa L.) on Basmati-385 and Irri-6 varieties in major rice growing areas of Punjab, Pakistan. The con...

In vitro antibacterial activity of leaves and stem extracts of Coccinia grandis L., has been investigated against Bacillus cereus, Corynebacterium diptheriae, Staphylococcus aureus, Streptococcus pyog...

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...

The biological potential of different microbial antagonists viz., Bacillus thuringiensis, Rhizobium meliloti, Aspergillus niger and Trichoderma harzianum was examined by coating the seeds with gum ara...

Puccinia substriata EII. & Barth. var. insolita (P. Syd. & H. Syd.) Ramachar & Cumm., Puccinia coronata Corda var. gibberosa (Lagerh.) Joerst., Puccinia coronata Corda var. avenae Fraser & Ledingham a...

Two species of rust fungi viz., Puccinia brachypodii var. arrhenatheri (Kleb.) Cummins & H.C. Greene and P. levis var. panici-sanguinalis (Rangel) Ramachar & Cummins are newly recorded together with t...

A total of 13 species belonging to 9 genera were isolated from slime fluxes of Araucaria cooki, Azadirachta indica, Eucalyptus camaldulensis and Ficus religiosa. The isolated yeast species were identi...

Kinnow mandarin (Citrus reticulata) and Musambi sweet orange (C. sinensis) are the predominant citrus fruits cultivated in Pakistan. Citrus species are highly vulnerable to many types of pathogens. Am...

Of the 7 VAM-fungi, Scutellispora auriglobosa was found consistently associated with sunflower var. Helico-250. Sunflower plants suffer from charcoal rot disease caused by Macrophomina phaseolina. Ten...

Experiments on sunflower were carried out under 2 moisture level in the field to study their modifying effect on phenotypic expression and combining ability of bird resistant traits i.e., degree of he...