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The effect of ammonium sulphate ((NH4)2SO4), potassium nitrate (KNO3), ammonium nitrate (NR4NO3) and urea (CO( NI12)2) forms of N on P mobilization by `Dirk' and `Inglab-917 genotypes of wheat ( Tritc ... Read More
The specific objective of this study was to quantify and to separate the magnitude of effects of phosphorus deficiency on leaf growth and development of a maize plant. Maize varieties viz VI (EV 2097) ... Read More
Atilipkx (salt bushes) and lifedreana (blue bushes) species were gmwa on saline as well as degraded lands in a series of adaptation trials conducted from 1988 to 1993 in two phases at 8 sites in Pakis ... Read More
Large tracts of land in Pakistan are under severe threat of salinity and water logging; consequently destroying the biological potential of the land. A number of halophytic plant species have the pote ... Read More
A field study was conducted on berseem to compare the efficiency of fertigation technique with conventional methods of P application such as soil mixed and broadcast Comparing the methods among themse ... Read More
A field study was conducted to assess the nutritional requirements of newly evolved wheat genotype, 51-91195. The crop was treated with ten combinations of N and P employed in different ratios. The re ... Read More
Pollution has become a major threat to the very existence of mankind on this planet. Of the many sources, municipal solid waste (MSW) is one of the serious causes of pollution. To minimize pollution, ... Read More
Five wheat genotypes (S1-91195, N-41, N-1076, N-886 and SD-1200/14) were evaluated under different salinity levels (control, 6.0, 9.0 dS m-1) in cemented tanks filled with river sand. The objectives o ... Read More
Solution culture experiment was conducted to screen out the wheat genotypes against NaCI salinity. 20 wheat genotypes were grown in three treatments viz. control (non-saline), 100 and 200 mol m 3 NaCI ... Read More
Different wheat cultivars were compared at germination stage, seedling stage and at maturity in salinized various growth mediums. The growth of wheat cultivars progressively reduced with increase of s ... Read More
A total of 25 (10, 12 & 3) replicated field experiments were conducted in central, rice & cotton zones of the Punjab province during 1999 - 2002 and during 2000 - 2002 in cotton zone respectively to e ... Read More
Seventy-one replicated fleld experiments were conducted in Punjab province from the year 1998 to 2002 to evaluate rice response to boron application, out of which 59 trials were done in rice zone and ... Read More
A total of 14 and 8 replicated field trials were conducted in Central and Barani zones of the Punjab, respectively in the year 1999-2901 in order to evaluate maize response to Iron (Fe) application. F ... Read More
A field study was conducted to elucidate the influence of sulphur (5) addition along with recommended fertilizer dose (90-60-0 NPK kg hdi) on the oil contents and yield of two varieties of rapeseed i. ... Read More
Studies to assess fodder production potential of sorghum-legume intercroppings were undertaken during summer 1998 at Research farm, NW FP Agricultural University Peshawar — Pakistan. Sorghum and legum ... Read More
Experiment was conducted to assess the effect of different levels of sulfur on yield and yield components of sunflower crop grown on silt loam soils on a farmer field at Surizai, District Peshawar. Th ... Read More
Gram-lentil intercropping (gram alone in 40 cm apart single rows lentils alone in 40 cm apart single rows, 40 cm apart single rows of gram + I row of lentils, 60 cm apart double row strips (20160 cm) ... Read More
Gram-lentil intercropping (gram alone in 40 cm apart single rows lentils alone in 40 cm apart single rows, 40 cm apart single rows of gram + I row of lentils, 60 cm apart double row strips (20160 cm) ... Read More
1-Aminocyclopropane-1-carboxylic acid (ACC) has been identified as an intermediate in methionine-derived ethylene (C2H4) biosynthesis in higher plants. This study was designed to assess the effectiven ... Read More
The pot study was conducted to test the integrated use of chemical fertilizers and industrial wastes for reducing the input of chemical P fertilizer and enhancing crop production at a lower cost. Orga ... Read More
Organophosphate and carbamate pesticides poison insects and mammals by inhibition of cholinesterase enzyme activity. This enzyme is critical for normal control of nerve impulse transmission from nerve ... Read More
Three different calcareous soil series in Punjab viz, Rasulpur, Bhalwal and Miranpur were selected to estimate Atterberg limits and water retention at different suctions. The liquid limit (LL) was det ... Read More
Enzymes are proteinic catalysts that promote the rate of reaction by reducing the energy of activation without itself altered by the ensuring reaction. Alkaline phosphatase (orthophosphoric monoester ... Read More
A two-year field study was conducted during 1998 and 1999 to examine the effect of Bradyrhizobium species (Arachis) as seed treatment, and a mixture of two diazotroph bacterial inoculum (Azotobacter a ... Read More
Several rhizobacteria isolated from the rhizosphere of different Brassica species were screened under gnotobiotic conditions. Data revealed that 92 per cent of the rhizobacteria increased root length ... Read More
Phosphorus deficient supply enhances Lupinus root secretions in the form of organic acids that lower down the soil pH. The rhizosphere pH change was determined in a green house experiment by the use o ... Read More
Zinc deficiency is wide spread in Pakistani soils while soils containing high B are also found at some places. High soil B depresses grain yield of cereals. A pot culture study was conducted to determ ... Read More
Field experiment was conducted to determine the response of different levels of nitrogen and phosphorus on the fodder yield of an oat variety `S.2000' during the year of 1999-2000 to 2000-2001. The tr ... Read More
A field experiment was conducted at Agriculture Research Institute, D.I. Khan during 2000-01 and 2001-02 to study the effect of NPK levels on the yield and sugar recovery of sugarcane on ratoon crop. ... Read More
An experiment was conducted to find out the effect of lodging at various harvesting dates on cane yield and its quality. The crop was planted in September and February with RCBD in split plot combinat ... Read More
Consequent upon the initiation of Oilseed development programme at Pakistan Agricultural Research Council Islamabad in 1977, extensive research work for the development of early maturing, high yieldin ... Read More
Industrial by-products, filter cake (FC), poultry waste (PW) and diealcium phosphate (DCP} were applied individually or after integration and evaluated against chemical fertilizers (SSP and DAP)} as a ... Read More
An experiment was conducted at University of Agriculture, Faisalabad to evaluate the effect of brackish water on chemical properties of silty clay loam soil [Bhalwal series, pH, 7.70, EC, = 3.20 dS m" ... Read More
A study was undertaken in Rawalpindi district to categorize suitability of tubewell waters for irrigation. Out of 96 water samples taken from different tehsils of Rawalpindi district, 71 percent were ... Read More
According to an estimate, barani tract is spread over an area of 4.70 Mha in the count-1y. The yield s various crops in barani areas are low, which may be attributed to soil moisture stress at critica ... Read More
Legumes can play an increasingly important role in rain-fed wheat production in low N soils through enhanced water use efficiency (WUE) and additional N and other soil benefits. This hypothesis was te ... Read More
Nitrogen is the most limiting nutrient in almost all the soils. Blanket fertilizer recommendations over large areas are not efficient because N supply varies widely from field to field. Crops thus req ... Read More