Embryological studies of Stipagrostis plumosa (L.) Munro ex Anderson have been made. The development of anther wall is Monocotyledonous type. The tapetal cell is uni-nucleate and glandular. Middle lay...

There is an increasing interest in weed suppression through manipulation of crop density. To test this hypothesis as to how growth of Holy thistle (Silybum marianum) is affected by environmental condi...

Ethobotanical information were collected on 97 plant species from Ranyal Hills District Shangla, Pakistan. These plants were classified for their traditional medicinal and economic uses. Many of these...

1S. MUKARAM SHAH AND 2HASAN SHER...

Wild plant gathering is an ancient tradition that has endured in many rural communities in Pakistan. In order to understand the pattern and uses of medicinal plants available in the first ever constru...

The metal contaminants in soil can influence the natural dynamism in plant populations. Different sources of metal contaminants were considered that had raised the soil toxicity level affecting plant ...

Heterosis has been observed in many self fertilized species, including the cotton plant and it has been the subject of considerable study as a means of increasing its productivity. The objective of th...

Studies were carried out to investigate the effects of sunn pest damage on thousand grain weight, protein content and sedimentation value of bread wheat (Triticum aestivum) genotypes grown under natur...

A study was conducted at the National Agriculture Research Center, Islamabad during summer 2001 on 27 genotypes of soybean to determine the correlation and path analyses of yield and its components. S...

Amongst alien germplasms that provide much needed genetic diversity for resistance to leaf-blotch (caused by Cochliobolus sativus) and karnal bunt (caused by Tilletia indica) is the tertiary gene pool...

Distribution pattern of constitutive heterochromatin in some wild diploid Hordeum species was studied by Giemsa N-banding technique. It was possible to discriminate between the species by the number a...

An experiment was conducted to study the feasibility of forage legume intercropping in forage-sorghum based intercropping system at 30 cm spaced single rows, 30 × 30 cm cross planting with intercrop,...

Studies were carried out during 2004 and 2005 to assess the comparative productivity of sunflower to integration of crop manuring and nitrogen application. Integration of organic and inorganic fertili...

Metals have strong influence on development and growth of crops. To simulate how cereal crops are affected and/or tolerated from heavy metal contamination by disposal of unregulated wastes as soil ame...

Finger millet landraces viz., TZA-01 and TZM-01 were grown in glasshouses under two moisture regimes (fully irrigated and after drought) to investigate the effects of environmental stress on the growt...

Studies was carried out to study the effect of high temperature regimes on the phenotypic expression of physical seed traits in relation to heat tolerance in upland cotton and to determine their relat...

The subject of this study was to determine the temporal distribution of the flowering, pod number and seed per plant, pod and seed setting performance and their relationships to seed yield in common b...

Different doses of Calcium carbide (CaC2) were tested at various growth stages of wheat (Triticum aestivum L.) with and without nitrogen fertilizer (urea) in a pot experiment. CaC2 was applied @ 15, 3...

This research presents the role of Sodium hypochlorite (NaOCl) in alleviation of salinity effects on the germination of Limonium stocksii seeds. Seeds were either pre-treated with Sodium hypochlorite ...

Brassinosteroids (BRs) are a novel group of plant growth regulators which regulate growth and development of plants. BRs application is also effective in ameliorating the adverse effects of abiotic st...

A field experiment was carried out to study the effect of varying levels of potash (0...

A greenhouse experiment was conducted using four cotton (Gossypium hirsutum L.) cultivars (CIM-448, CIM-1100, NIAB-Karishma, S-12), four rates of potassium (0, 62.5...

Composting is an effective approach for recycling of the organic wastes for agriculture uses. Organic waste material of fruits and vegetables was collected and subjected to composting in a locally fab...

AND SYED ABDUL MAJID...

The present paper describes 18 species of the dinoflagellate genus Amphisolenia Stein from the northwest Arabian Sea bordering Pakistan, including two new species Amphisolenia acuta sp. nov., and Amph...

Dispersal and establishment of propagules and seedlings of the grey mangrove Avicennia marina (Forssk.) Vierh., were studied in a small exposed coastal area of the Indus Delta near Karachi. The propag...

Fusarium wilt caused by Fusarium oxysporum f.sp. ciceri is a devastating disease of chickpea in Pakistan. In the present study one hundred and fifty eight genotypes of recent origin were evaluated und...

Wild relatives of wheat as new sources of genetic diversity are a potent resource for addressing biotic and abiotic stress constraints that limit wheat productivity. These are distributed in the three...

Two bacterial blight resistant varieties/strains of cotton viz., C2 (67) 577 and C2 (69) 1455 both of each used as male and female parents were crossed with the susceptible variety DPL-7344-424, to s...

The oil, aqueous infusion and decoction of oregano (Origanum vulgare), of the family Limiaceae, were asessed for antibacterial activity against 11 different genera of Gram–ve bacilli viz., Aeromonas...

Industrial effluent is a major environmental threat in Pakistan due to contaminant loads, especially of heavy metals. Bioremediation is a process that is in use to remediate effluents and is ecologica...

In the present study, mould mycelium of Aspergillus oryzae was used for biochemical conversion of L-tyrosine to L-DOPA because tyrosinase is an intracellular enzyme. The mutant Aspergillus oryzae IIB-...

Pollution of the biosphere by heavy metals has caught our attention in finding new ways to sustain, restore and manage the environment. In this context, the study was carried out to assess and determi...

Using blotter, agar plate and deep freezing methods as recommended by ISTA, the seed-borne mycoflora of 14 chickpea seed samples collected from different areas of Pakistan was examined. A total numbe...

Pathogenic effects of 6 Fusarium spp., viz., F. equiseti, F. longipes, F. scirpi (Section Gibbosum), F. oxysporum (Section Elegans), F. pallidoroseum (Section Arthrosporiella) and F. solani (Section M...

Twenty samples of mushroom and toadstools (Hymenomycetes) were collected from Multan district during July-October 2003. Twelve species belonging to 8 genera of class Basidiomycetes were recorded for t...

Of the non-traditional sources of edible oil, sunflower (Helianthus annus L.) is grown on a large scale for increasing its yield due to higher economic return. During a survey work, sunflower plants v...