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Effect of Organic Manure and Chemical Amendments on Soil Properties and Crop Yield on a Salt Affected Entisol

机译:有机肥和化学改良剂对盐影响的烯醇盐溶对土壤性质和作物产量的影响

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摘要

A field experiment was conducted for two consecutive years in a farmer's field at Haji Mora Village, Dera Ismail Khan(D.I. Khan) in the Northwest Frontier Province (NWFP) of Pakistan to compare various management practices, such as the effect of various organic manures and gypsum in a rice-wheat cropping system on a saline-sodic Entisol (Zindani soil series). The treatments consisted of 1) a control (rice-wheat), 2) gypsum, 3) farmyard manure (FYM), 4) berseem(Trifolium alexandrinum L.) as green manure (GM), and 5) dhancha (Sesbania sp.) as GM. All treatments increased yields of both rice and wheat significantly (P < 0.01) over the control, with the green manure treatments proving more economical than the others; while they decreased pH, electrical conductivity (EC), and sodium adsorption ratio (SAR) of the soil. Saturation percentage and available water of the soil were raised for all treatments due to an increase in organic matter content of the soil.
机译:在巴基斯坦西北边境省(NWFP)的德拉伊斯梅尔汗(DI Khan)的哈吉莫拉村(Haji Mora Village)的一个农民田间,连续两年进行了田间试验,以比较各种管理做法,例如各种有机肥和有机肥的效果。在盐碱的Entisol(Zindani土壤系列)上的水稻/小麦种植系统中使用石膏。处理包括1)对照(稻麦),2)石膏,3)农家肥(FYM),4)绿豆(GM)berseem(Trifolium alexandrinum L.)和5)dhancha(Sesbania sp。 )担任总经理。所有处理均比对照显着提高了水稻和小麦的产量(P <0.01),绿色粪肥处理比其他方法更经济。而它们降低了土壤的pH值,电导率(EC)和钠吸附率(SAR)。由于土壤有机质含量的增加,所有处理均提高了土壤的饱和度和有效水分。

著录项

  • 来源
    《土壤圈(英文版)》 |2005年第1期|46-51|共6页
  • 作者单位

    Department of Soil and Environmental Sciences, NWFP Agricultural University, Peshawar, Pakistan;

    Department of Soil and Environmental Sciences, NWFP Agricultural University, Peshawar, Pakistan;

    Arid Zone Research Institute, Dera Ismail Khan, NWFP, Pakistan;

    Department of Soil and Environmental Sciences, NWFP Agricultural University, Peshawar, Pakistan;

  • 收录信息 中国科学引文数据库(CSCD);中国科技论文与引文数据库(CSTPCD);
  • 原文格式 PDF
  • 正文语种 chi
  • 中图分类 农业基础科学;
  • 关键词

    berseem; dhancha; farm yard manure; gypsum; saline-sodic Entisol;

    机译:Barsim;结构;农田肥料;石膏;盐碱防溶胶;
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