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Browsing Volume 20 by Title

Browsing Volume 20 by Title

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  • The influence of herbicides on groundnut crop, weeds and associated soil microflora 
    Shahida Khalid; Shahida N. Khokhar; Malik, Shahnawaz (Faisalabad: Institute of Soil & Environmental Sciences University of Agriculture, Faisalabad. Pakistan, 2001-09-07)
  • MANAGEMENT OF BRACKISH WATER : IMPACT ON SOIL AND CROPS 
    Chaudhry, Muhammad Ramzan; Muhammad Iqbal; K.M. Subhani (Faisalabad: Institute of Soil & Environmental Sciences University of Agriculture, Faisalabad. Pakistan, 2001-08-05)
    A study was conducted in Fordwah Eastern Sadiqia South during the year 1998-99 and 1999-2000 with the objective to evaluate the impact of different irrigation treatments on soil and crops yield- The experiment was conducted ...
  • OPTIMIZING PRODUCTIVITY AND PROFITABILITY IN RAINFED LEGUME CROPS THROUGH BALANCED NUTRIENT MANAGEMENT 
    J. Din; A. Rashid; M. A. Zahid (Faisalabad: Institute of Soil & Environmental Sciences University of Agriculture, Faisalabad. Pakistan, 2001-10-08)
    Missing-element technique field experiments were carried out for determining the components of balanced nutrient management in rainfed chickpea (Cicer arietinum L.) and blackgram (Vigna mungo (L.) Hepper). Omission of ...
  • PHOSPHORUS AND ZINC FERTILIZATION OF WHEAT AND RICE 
    S. M. Mian; M. Akram; K. H. Gill; Z. Ahmad (Faisalabad: Institute of Soil & Environmental Sciences University of Agriculture, Faisalabad. Pakistan, 2001-10-11)
    Deficiencies in soil zinc (Zn) may limit yield of rice and wheat in rice tract of the Punjab (Gujranwala and Lahore Divisions). The build-up of phosphorus (P) due to its continuous application could also reduce the plant ...
  • POTENTIAL FOR NITROGEN MINERALIZATION AND NITRIFICATION IN AN ARABLE SOIL INCUBATED UNDER LABORATORY CONDITIONS 
    Khan, Sumyya Razzaq; Abbasi, M. Kaleem (Faisalabad: Institute of Soil & Environmental Sciences University of Agriculture, Faisalabad. Pakistan, 2001-09-06)
    Soil erosion and small annual additions of organic matter make nitrogen (N) the plant nutrient most deficient in agro-ecosystems of Azad Jammu and Kashmir. Most soils require additional N in the form of fertilizers in order ...
  • RELATIONSHIPS BETWEEN LABILE PHOSPHORUS AND OLSEN PHOSPHORUS TEST VALUES OF ALKALINE SOILS 
    A. Rashid; T. Hussain; A. Razzaq (Faisalabad: Institute of Soil & Environmental Sciences University of Agriculture, Faisalabad. Pakistan, 2001-09-07)
    For the development of soil and plant phosphate (P) model, the soil labile-P values are required in addition to fertilizer P availability indices. This study was conducted to determine the relationship of labile-P (IRA-400 ...
  • ROLE OF PYROPHOSPHATE AND ORGANIC ACIDS IN ORTHOPHOSPHATE SORPTION BY CALCIUM CARBONATE 
    fiaz Ahmad; Kelso, William Ian (Faisalabad: Institute of Soil & Environmental Sciences University of Agriculture, Faisalabad. Pakistan, 2001-09-08)
    Since the recovery of phosphate in calcareous soils Is tow, the effectiveness of added pyrophosphate (PP) and organic acids in reducing phosphate sorption by calcium carbonate (CaCOs) was studied in the laboratory. ...
  • ZINC REQUIREMENT OF WHEAT CROP 
    Chaudkary, Rehman, A.; M. Akram; K. H. Gill; M. Akram Qazi' (Faisalabad: Institute of Soil & Environmental Sciences University of Agriculture, Faisalabad. Pakistan, 2001-12-14)
    Zinc requirement of wheat crop was investigated through a field experiment laid oat in farmer's field on a zinc (Zn) deficient soil near Kasur in Lahore Division during 1997-98. Levels of Zn (kg ha'1 ) tried were 0, 2.5, ...

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