A pot experiment was conducted to study the effects of lead (Pb) on growth and nutrient concentration in Spinacea oleracea L. The levels of Pb used in the study were 0, 20, 40, 60, 80, 100 mg kg-1. Le ... Read More
The effect of S application on soil sulfur (SO4-S) contents was investigated in different textured soils. The samples from eight soil series viz. Missa, Rajar, Qutbal, Guliana, Tirnaul, Rawal, Rawalpi ... Read More
Soil samples from three different soil series of Dera Ismail Khan namely Zindani, Tikken and Gishkori were collected and used for sorption study. The physico-chemical properties of these soil series w ... Read More
In view of the importance of wheat, less available and costly P fertilizer and shortage of water a field study was conducted under farmer’s field conditions to see the effect of phosphorus application ... Read More
Experiment was conducted to determine the response of two maize hybrids to nitrogen grown in salt affected soil. Both the maize hybrids differed significantly with respect to growth and yield performa ... Read More
Soil applied calcium carbide (CaC2) reacts with water to produce acetylene (C2H2) - a nitrification inhibitor gas. The soil microbes can reduce a part of acetylene to ethylene (C2H4), a potent plant g ... Read More
The use of beneficial bacteria as agricultural inputs for increasing crop production needs the selection of competent rhizobacteria with plant growth promoting attributes. Nodulation in chickpea plant ... Read More
People have different opinions regarding the use and importance of organic amendments for sustainable crop production. The objectives of the included comparison of different types and levels of farm m ... Read More
This study was undertaken as a part of soil fertility management of eroded soils in NWFP, Pakistan. The study was started in summer 2006 and continued for four consecutive crop seasons till winter 200 ... Read More
The studies were carried out on farmer’s field to evaluate different irrigation techniques (border/flat, bed and furrow method) for their effects on water saving and crop yield in saline soils at four ... Read More
Field trials were conducted to estimate the effect of number of irrigations on yield of wheat crop in the semi arid area of Pakistan at Adaptive Research Farm, Mouza Rakh Chabbri Zareen, D. G. Khan fo ... Read More
Some plant growth promoting rhizobacteria (PGPR) have the ability to solubilize the insoluble inorganic forms of phosphorus (P) through the production of specific metabolites such as organic acids. Th ... Read More
Field studies were conducted to evaluate the industrial effluents (HCl and CaCl2) for reclaiming salt-affected soils for economical crop production. The soil under test was saline-sodic and clay-loam ... Read More
Contamination of lands with toxic heavy metals is a widespread environmental issue resulting from global industrialization. Conventional techniques for reclamation of such soils are expensive and envi ... Read More
The study was carried out to assess the soil contamination induced by traffic in the vicinity of a Motorway (M2) through an intensive field study. The soil samples collected from 397 quadrats of 50 st ... Read More
A qualitative and quantitative study was carried out on DDT residue and its metabolites in commercially produced sun dried fresh water fish species of Dhaka city markets. Soxhlet method for extraction ... Read More
Efficiency of phosphorus in our soils is low. Present investigation was undertaken to assess the effect of organic (green manure (Sesbania), farmyard manure (FYM), poultry manure, press mud) and inorg ... Read More
To determine the effect of phosphorus levels on earliness and yield of cotton, three cultivars viz., CIM-496, MNH-786 and FH-901 were grown in field with four phosphorus levels (0, 30, 60 and 90 kg ha ... Read More
Effectiveness of residual phosphate was determined in 13 Pakistani soil series and an English soil, by the isotopic exchange method. Phosphate (31P) was added to each soil to fulfill the maximum P sor ... Read More
A field survey was conducted to assess the zinc (Zn) status of apple orchards and associated soils in Murree tehsil. Each union council was considered as a grid for selection of apple orchard and Glob ... Read More
Trace elements mobility in uncontaminated soils even present at typical soil concentrations remains a problem once their availability to plants is assessed. The objective of this study was to develop ... Read More
Spatial variability and its importance was kept in view and this project was designed to model spatial variability of soil properties and their mapping in semi arid district Kohat of Khyber Pakhtunkhw ... Read More
Tube well water quality is the major contributing factor towards the low yield of crops in Pakistan, as it is not fit for irrigation in most of the areas. This is a survey study in which100 water samp ... Read More
A field experiment was conducted to evaluate the effects of various tillage depths on soil properties and wheat yield. Different implement used were: rotavator, modified rotavator, spade cultivator, c ... Read More
Seed priming is an effective and shortgun approach to improve the emergence and stand establishment of field crops. Impact of priming on the germination and seedling vigour of mung bean (CM-97) were t ... Read More
Humic acid (HA) is not considered to be fertilizers per se but soil enhancers and improver. It physically modifies the soil, biologically stimulates plant growth and chemically changes the fixation pr ... Read More
Arbuscular mycorrhizal fungi (AMF) have the capability to improve crop yields by increasing plant nutrient supply. A pot experiment was conducted under natural conditions to determine the response of ... Read More
The use of rhizobacteria containing 1-Aminocycloprpane-1- carboxylic acid (ACC) deaminase may have beneficial effect on plant growth by regulating endogenously synthesized ethylene. Forty isolates of ... Read More
Higher sodium adsorption ratio (SAR) of irrigation water severely hampers the growth of crop plants, mainly due to ionic imbalances. In present investigation, growth and phosphorus (P) nutrition of ri ... Read More
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