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生物炭对灌耕风沙土土壤性质及玉米产量的影响
引用本文:张云舒,唐光木,葛春辉,蒲胜海,徐万里,范燕敏.生物炭对灌耕风沙土土壤性质及玉米产量的影响[J].干旱地区农业研究,2018,36(6):180-183.
作者姓名:张云舒  唐光木  葛春辉  蒲胜海  徐万里  范燕敏
作者单位:Institute of Soil, Fertilizer, and Agricultural Water Conservation, Xinjiang Academyof Agricultural Sciences, Urumqi, Xinjiang 830091, China,Institute of Soil, Fertilizer, and Agricultural Water Conservation, Xinjiang Academyof Agricultural Sciences, Urumqi, Xinjiang 830091, China,Institute of Soil, Fertilizer, and Agricultural Water Conservation, Xinjiang Academyof Agricultural Sciences, Urumqi, Xinjiang 830091, China,Institute of Soil, Fertilizer, and Agricultural Water Conservation, Xinjiang Academyof Agricultural Sciences, Urumqi, Xinjiang 830091, China,Institute of Soil, Fertilizer, and Agricultural Water Conservation, Xinjiang Academyof Agricultural Sciences, Urumqi, Xinjiang 830091, China and College of Grassland and Environmental Science of Xinjiang Agricultural University, Urumqi, Xinjiang 830052, China
基金项目:国家自然科学基金项目(31560173);新疆农业科学院青年基金(xjnkq-2015002)
摘    要:针对灌耕风沙土养分贫瘠,保水保肥性能差等突出问题,采用田间微区定位试验,研究不同施用量生物炭对灌耕风沙土土壤性质及玉米产量的影响。试验设置5个处理:(1)不施炭(CK);(2) 22.5 t·hm-2生物炭(1%BC);(3) 67.5 t·hm-2生物炭(3%BC);(4) 112.5 t·hm-2生物炭(5%BC);(5) 225.0 t·hm-2生物炭(10%BC)。五年定位试验结果表明:与对照相比,施用生物炭能显著降低灌耕风沙土土壤容重降低了2.8%~12.6%;生物炭施用显著增加灌耕风沙土土壤全氮、有机质、速效钾及阳离子代换量含量,分别增加了7.9%~28.6%、47.2%~148.3%、8.9%~29.6%、6.7~19.8%;生物炭施用玉米产量提高了10.2%~42.1%。研究表明,施用生物炭能有效改善灌耕风沙土的土壤质地和养分状况,提高灌耕风沙土土壤肥力,增加作物产量。

关 键 词:生物炭  灌耕风沙土  土壤性状  土壤养分  玉米产量

Effects of biochar on soil properties and corn yield of irrigated sandy soil
ZHANG Yun-shu,TANG Guang-mu,GE Chun-hui,PU Sheng-hai,XU Wan-li,FAN Yan-min.Effects of biochar on soil properties and corn yield of irrigated sandy soil[J].Agricultural Research in the Arid Areas,2018,36(6):180-183.
Authors:ZHANG Yun-shu  TANG Guang-mu  GE Chun-hui  PU Sheng-hai  XU Wan-li  FAN Yan-min
Abstract:
Keywords:biochar  irrigation farming sandy soil  soil property  soil nutrition  corn yield
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