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绿肥和施氮对旱作冬小麦农田土壤酶活性的影响 冯晓玲.pdf


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网络首发时间:2022-05-13 15:28:18
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第 卷第 期 黄土高原旱作种植系统
休闲期间可以考虑通过种植绿肥作物尤其是豆科绿肥来提高肥力ꎮ
关键词:土壤酶活性ꎻ绿肥ꎻ施氮水平ꎻ土壤总体酶活性
中图分类号: 文献标志码:
    A
Effects of green manure and nitrogen application on
soil enzyme activities in a dryland winter wheat field
1 1ꎬ2 1 1 1 1
FENG Xiaoling ꎬ WANG Jun ꎬ GAO Yuan ꎬ WEN Mengmeng ꎬ DOU Ying ꎬ FANG Zhenwen
.College of Urban and Environment Science Northwest University Xi an Shaanxi China
(1 ꎬ ꎬ ’ ꎬ 710127ꎬ ꎻ
.Shaanxi Key Laboratory of Earth Surface System and Environmental Carrying Capacity Xi an Shaanxi China
2 ꎬ ’ ꎬ 710127ꎬ )
Abstract
: Based on a winter wheat-green manure rotation field experimentꎬ the responses of soil enzyme ac ̄
tivities to green manure and nitrogen application were studied. Four green manures as Changwu soyeanꎬ Sudan
grassꎬ Changwu soyean+ Sudan grass mixed and fallow control were adopted during summer fallow periodꎬ and ni ̄
-2
trogen was applied to win

绿肥和施氮对旱作冬小麦农田土壤酶活性的影响 冯晓玲 来自淘豆网www.taodocs.com转载请标明出处.

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