Pollen morphology of 2 species of the subfamily Dombeyoideae from Pakistan has been examined by light and scanning electron microscope. Pollen grains are usually radially symmetrical, isopolar, tripor...

Palynological studies of pollen loads were carried out to determine the pollen sources for honeybees in Islamabad during January to December 2006. Three different sources for honeybees were identified...

This study determines the anatomical and palynological characteristics of the endemic Onosma mersinana Riedl, Binzet & Orcan (Boraginaceae). The examined species is perennial and collected from Mersin...

Chrysopogon aucheri (Boiss) Stapf., and Cymbopogon jwarancusa (Jones) Schult., are the dominated perennial range grasses in highland Balochistan. Seasonal concentration dynamics of nitrogen (N), phosp...

Aboveground current season growth biomass and dead accumulated biomass of Chrysopogon aucheri (Boiss) Stapf., and Cymbopogon jwarancusa (Jones) Schult., were evaluated during 2001 and 2002 in a protec...

The aim of present research was to record the indigenous knowledge about medicinal plants of Tehsil Chakwal. Field trips were arranged to collect the plants and ethnobotanical information from the stu...

Harboi rangeland Kalat, Pakistan, covering an area of 22351 ha, lies between 29o N and 66o, 45 to 67oE. The altitude varies from 2900 to 3300 m with dry temperate climate. The active growing season la...

The present paper deals with the study of 44 species included in 15 genera of the tribe Anthemideae from Pakistan and Kashmir. Micromorphological characters of cypselas were found significant for taxo...

A study was conducted for the plant biodiversity and phytosociological attributes of the Tiko Baran, Khirthar range. Tiko Baran is located in Dadu district. The primary goal of this study is to provid...

A new name Taraxacum khatoonae S. Abedin is proposed for Taraxacum laholensis S. Abedin, a later homonym. Some notes on Eclipta, Pterachaenia and Hibiscus are given....

This study was carried out to determine the relationship between ecological conditions and caper bud production and the percentage distribution in calibre classes of caper buds to get information abou...

Kinnow mandarin is the most adaptable Citrus scion variety in Punjab, Pakistan. The explant tissues responded to culture media. BA and 2-4, D were essential for good callusing. The reproductive tissue...

This study describes the standardization of an efficient in vitro propagation and hardening procedure for obtaining plantlets from shoot tips of Hemp (Cannabis sativa L.). Hemp seedlings were germinat...

Sugarcane genetic transformation efforts are seriously hampered by the lack of an efficient and reproducible regeneration system. An efficient, short and cost-effective regeneration system, through di...

This paper reports the isolation and characterization of essential oil of Rosa centifolia. The oil was extracted from freshly collected flower petals of R. centifolia with petroleum ether using Soxhle...

An experiment was conducted to assess the effect of exogenous application of proline as a pre-sowing seed treatment on morpho-physiological and yield attributes of 5 wheat cultivars viz., SARC-I, Inql...

Studies to determine the role of proline, K/Na ratio and chlorophyll contents in salt tolerance of wheat genotypes were conducted in lysimeters using hydroponics technique. Seeds were allowed to germi...

During investigations of new sources of higher plant lipids, seed fatty acid compositions and the tocopherol contents of some Isatis sp. (Isatis cappadocica subsp. steveniana, I. kotschyana, I. candol...

Response of six sunflower hybrids/ breeding lines viz., G-101, SF-187, Hysun-33, Hysun-38, 64-A-93 and S-278 to drought stress imposed at germination and seedling growth stages was investigated in a l...

Seeds of three approved desi chickpea (Cicer arietinum L) varieties viz., Punjab 2000, Bittal 98 and CM 72 grown in arid zones of Pakistan were analysed for their biochemical and physicochemical compo...

Three tall (C591, H-68 and H-23-42) and 5 semi-dwarf (Pavon, Pak-81, Mehran, Kohinoor and Sarsabz) cultivars of bread wheat (Triticum aestivum L.) were grown in the experimental field of Nuclear Insti...

Phytosociological analysis of habitat, spread over some 5,000 km2, exploited by almost half the global population of endangered Himalayan grey goral (Naemorhedus goral, order: Artiodactyla, sub-order:...

Information is lacking on nutritional quality of indigenous land races of soybean. Three land races (Kulat brown, Kulat white, Mothi) and two improved varieties (NARC-II, Swat-84) of soybean were sown...

During the present study, 6 deletion lines (del 5AS-3, del5AS-7, del5AS-10, del5AL-10, del5AL-12 and del5AL-23) of chromosomes 5A of common wheat were used to identify RAPD (Randomly Amplified Polymor...

Parentage of F1 hybrids of cotton was verified using random amplified polymorphic DNA (RAPD) and microsattelite (SSR) assays. Out of 500 primers surveyed, 3 random and 3 EST based SSR primers were fou...

Seed storage protein profiles of 8 kabuli (white seeded) chickpea mutants/genotypes were analysed by Sodium dodecyl sulphate polyacrylamide gel electrophoresis (SDS-PAGE). Total soluble proteins were ...

Genotype performance in multienvironment trials (METs) are usually analyzed by parametric analysis of variance (ANOVA) and stability models. The results of these models can give misleading inferences ...

Studies were planned to analyze the response of chickpea genotypes to water stress (10% - PEG) at germination stage. Four genotypes viz., CM-2000, CM-94/99, CM-98 and 6153 were used and data for root ...

Rice cultivars IR6 and IR8 were exposed to different doses of gamma radiation and stable mutants along with parents were studied for genetic diversity on the basis of morphological traits and molecula...

The results revealed that the direct and indirect effects on yield exhibited variation from year to year, eg., plant density had a direct effect towards reducing the yield with a path coefficient of -...

This study was carried out during the years 2001 and 2004 to determine the inheritance of important agronomical and quality traits and also the correlations between these traits in durum wheat. The re...

Field experiments were conducted at the New Developmental Research Farm of NWFP Agricultural University, Peshawar during 2002-03 and 2003-04 to investigate the impacts of nitrogen (N) rate and its tim...

A study was accomplished to evaluate the effect of different carbon sources for the In vitro rooting of apple rootstocks M 9 and M 26. Significant differences were exhibited by carbon sources, apple r...

The effect of Woody Plant Medium (WPM) and Olive Medium (OM) with various concentrations of Zeatin & Benzylaminopurine (BAP) solely or in combinations with each other, was investigated on In vitro sho...

A simple and efficient protocol for In vitro direct regeneration of shoot from immature leaf explants of sugarcane is reported. Three sugarcane clonal lines, viz., NIA-98, BL4 and NIA-2004 were studie...

A very efficient protocol for the micropropagation of indigenous sugarcane cultivar Thatta-10 is presented here. The axillary buds and shoot apices taken as an explant were surface sterilized with 20%...

In the present work, studies were carried out on the ethanol production by free and immobilized Saccharomyces cerevisiae GC-IIB31 under stationary culture. Cane molasses in different concentration was...

A highly efficient protocol for the induction of callus and establishment of cell suspension culture was developed for Actinidia deliciosa. Germination of Actinidia seeds were carried out on full stre...

A facile and rapid system for efficient shoot regeneration and callus keeping was developed for Thellungiella salsuginea (Pall.) O. E. Schulz. Three kinds of explants including basal leaves, stems and...

Dendrochronological techniques were used in 49 different mature stands of 39 gymnosperms forests of Pakistan. Wood samples were obtained from 218 trees including Pinus wallichiana A.B. Jackson, Pinus ...

Altogether 214 species of algae belonging to 86 genera of 33 families...

Seasonal fluctuations of 16 dominant genera of phytoplankton, belonging to 4 groups, (Cyanophyta, Chlorophyta, Euglenophyta and Bacillariophyta) found in Manchar lake were studied. Genus Anabaena, Chr...

In the present investigation soil samples were collected from peri-urban agricultural soils irrigated by industrial and sewerage waste of Hudiara drain, Lahore, Pakistan and mine waste of Wiesloch, Ge...

Five fungal strains of each of the two filamentous fungi viz., Aspergillus niger Van Tieghem and A. flavus Link ex Gray, indigenous to Pakistan, were screened for their alpha-amylase activity. Differe...

The enzyme cellulase, a multi enzyme complex made up of several proteins, catalyses the conversion of cellulose to glucose in an enzymatic hydrolysis. The indigenous fungi of Pakistan viz., Trichoderm...

Bacterial blight (BB) of rice caused by Xanthomonas oryzae pv. oryzae is becoming a potential threat to rice crop in many regions of the world. In order to identify resistant sources to virulent isola...

SYEDA SADIQA FIRDOUS1, REHANA ASGHAR1*, MUHAMMAD IRFAN UL-HAQUE2, ABDUL WAHEED, SYED NADEEM AFZAL2 AND MUHAMMAD YASIN MIRZA3...

Prevalence of food borne pathogens in milk products, khoya (a common ingredient in many traditional Indian sweets made by slowly evaporating milk under heat) and burfi (khoya cooked with sugar until i...

Potato leafroll virus (PLRV) and potato virus Y (PVY) are the two major viral problems for the potato production all over the world. Transgenic approaches involving the expression of viral genes are b...

Chili veinal mottle virus (ChiVMV) is one of the prevalent chili-infecting virus found throughout chili growing areas of Pakistan. Disease monitoring during 2003 and 2004 showed 44.7% relative occurre...

A laboratory incubation experiment was conducted to study the effect of factors like moisture, salinity and temperature on the release of N in plant-available forms (NH4 and NO3+NO2-N) and potentially...

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