To elucidate the differences in clay measurements by various methods 28 soil samples were collected from Bhalwal (9), Miranpur (9) and research fields ofAyub Agricultural Research Institute (AARI) Fai ... Read More
Improper water and nutrients management are the two main factors that adversely affect the growth and crop productivity under moisture stress (drought) condition in Khyber Pakhtunkhwa province of Paki ... Read More
Soil Samples from surface horizons of six barren saline-sodic and four cultivated soils were used to determine the magnitude of negative and positive charges by the adsorption ofK* and Ch. The permane ... Read More
Water samples of new tubewell bores from various locations of District Chakwal, were collected for chemical analysis. The objective was to check their irrigation quality prior to their use for irrigat ... Read More
Knowledge of different potassium fractions in soils is essential for potassium management to determine long term sustainability of a cropping system. It is generally believed that our soils are not de ... Read More
From Rabi 1986-87 to KhariJ, 1990, a series of field experiments were conducted in rice tract of North-East levels for Punjab and rice-wheat rotation was followed to study the effect of K fertilizatio ... Read More
Effect of timing of nitrogen application on the yield and X uptake by two rapeseed cultivars: Westar and Pakcheen, was studied in a field experiment. Nitrogen when applied in two splits; half at plant ... Read More
Response of black gram vareity M-XO to Jive nitrogen (X) and phosphorus (P.O) levels (0-0, 0-30, 0-60, 30-30 and 30-60, XP kg ha~') Mas evaluated during 1990 and 1991. The studies were carried out on ... Read More
To assess the effect of nitrogen application raws and planting density on the yield of maize cv. "Sunehri" afield experiment was conducted during 19X9. hour nitrogen levels (0. 100, 150 and 200 kg N h ... Read More
Due lo alkaline and calcareous nature of Pakistani soils most of the native and applied phosphorus becomes unavailable to the growing plants (Sharif. 1985). The low availability is because of its fixa ... Read More
Two field experiments were conducted to see the effect of N and P fertilizers on seed cotton yield and quality characteristics of varieties NIAB-78 and NI.lB-86. Xitrogen application significantly inc ... Read More
A field experiment was conducted to study the rice growth and X utilization wider saline conditions. Thirty-day old rice seedlings were transplanted in a dense saline sotlic soil. Two X level (100, 20 ... Read More
Maize variety "Izbulk" was used to establish the best source and time of application of nitrogen to avoid nitrate leaching, urea, calcium ammonium nitrate (CAN) and sulphur coated urea (SCU), each @ 1 ... Read More
Application of nitrogen (a\ 100. 150 and 200 kg ha gave the grain yield of 16.8, 22.3, 28.7 and 35.4 q ha-', and differed statistically. Maximum number of filled seed (1024.1 per head) M'ere found wit ... Read More
This experiment was conducted in Soil and Water Testing Laboratory of Mono Project during 1987-88. Silty clay loam saline-sodic soil of which gypsum requirement was 10.5 meteric tons/acre ft. was fill ... Read More
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