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A study was undertaken to compare titrimetry with atomic absorption spectrometry for the estimation of soluble calcium and magnesium in soils. The objective was to evaluate titrimetric method which ma ... Read More
allar grass, Sporobolus and Camaldulensis were grown in lysimeters (1m X Im X Im) and plants were subjected to well watered treatment (100% of TAW (total available water), medium watered treatment (75 ... Read More
Soil samples from a farmer's field at Khutti village in Dera Ismail Khan district of North West Frontier Province were collected at a regular grid spacing ofv50m x 15m to prepare maps of major plant ... Read More
Water samples from tubewells of two divisions of Quetta (Balochistan) were evaluated for irrigation quality characteristics. The data depicted that with the exception of few almost all the water sampl ... Read More
A study was undertaken to compare titrimetry with atomic absorption spectrometry for the estimation of soluble calcium and magnesium in soils. The objective was to evaluate titrimetric method which ma ... Read More
A pot experiment was conducted to study the phosphorus-micronutrients interaction in calcareous soils for two years. Four rates of phosphorus (0, 25, 50 and 75 mg P20, kg'') were applied to wheat crop ... Read More
Twenty nine (29) different soil series/ associations/complexes of district Lakki were studied for DTPA extractable micronutrients distribution in 0-15 cm and 15-45 cm soil depths and their relationshi ... Read More
Microbial inoculant (biofertilizer) can maintain the effectiveness of chemical fertilizer, but can also reduce their expense as farm inputs for sustainable crop production. Field studies were conducte ... Read More
Nitrogen, phosphorous and sulfur (aluminum sulfate) were applied to study their effects on yield and quality of potato. The experiement was conducted at Lipton Tea Res Station, Khanpur (NWFP, Pakistan ... Read More
To study the long term effect of biocompost prepared from filtercake and stillage of distillery on soil and cane health, a trial was conducted at Shakarganj Sugar Research Institute, Jhang during 1992 ... Read More
Nutrient management becomes essential when intensive cropping is practised specifically in high pH-calcareous soils. The objective of this study was to determine P requirement of a cropping sequence ( ... Read More
The study was carried out in the green house on a loess soil having day loam texture. The treatments comprised control, 100 kg N ha'', 75 kg P2 0, he, 20,000 kg farm yard manure (FYM) ha', 100 kg N +7 ... Read More
An experiment was conducted at the Waimanalo Research Station of the University of Hawaii, Honolulu, to study the effect of nitrogen and inter-cropping on agronomic traits and productivity of sweet co ... Read More
The experiment was conducted in an environmentally controlled green house in solution culture. Four wheat varieties ( Kharchia-65, PAK-81, SARC-I and Punjab-85) were grown at 0, 50, 100 and 150 mol m- ... Read More
Farming practices including cropping and tillage systems affect the soil water transmission properties such as continuity and distribution of the pores, bulk density and hydraulic conductivity. The so ... Read More
In a pot culture experiment, seven mungbean advanced genotypeskultivars (NM-20-21, 6601, NHM-36, N11111-37, NHM-45, NHM-51 and NHM-54) were screened for their natural modulation and nitrogen fixing po ... Read More
Salinity/Sodicity patches (Spots) in normal cultivated fields result in considerable farm losses. A study to diagnose its causative factors and amelioration measures was undertaken. After thorough inv ... Read More
Different statistical procedures are used for interpretation of field trials mostly multiple comparison tests. Most of the researchers misuse multiple comparison tests for interpretation of field tria ... Read More
A pot culture study was carried out to investigate the susceptibility of eight varieties of maize to low soil Cu. On the basis of dry matter yield obtained following Cu application, variety EV-1089 wa ... Read More
Various pot culture and field studies were made to compare ZnSOj and ZnO as Zn sources and their time of application for enhancing grain yield of rice and wheat. Both sources of Zn were found equally ... Read More
A field trial was conducted for three years to assess the influence of different irrigation depths on grain yield of four wheat varieties in a normal, sandy loam soil under the agro-meteorological co ... Read More
Soil erosion plays a major role in the loss of plant nutrients from the upland .sloppy soils. A study was conducted in Malaysia to measure the extent of nutrient loss through water erosion from the up ... Read More
Studies to determine the Michaelis constants (lc) and maximum reaction velocity (V„,„,) for urease activity in five soils (S-I, 5-2, 5-3, 5-4, 5-5) representing upland (5-2, S-3, S-4) and lowland (S-I ... Read More
The effect of three irrigation regimes (full, medium, minimum) alongwith one dry conditioned (DC) treatment on yield and quality of Brassica juncea L. was studied in 1991 and 1992 at Saskatoon. Full i ... Read More