地膜覆盖和底墒灌溉对春小麦产量形成的影响。
Effects of plastic film mulching and pre-sowing irrigation on yield formation of spring wheat.
得出土壤体积含水率随深度的增加而逐渐趋向稳定，但底墒影响各层的水分含量和夏玉米的耗水深度。
The experiment showed that with the depth of soil, soil moisture inclined to stabilization, but SMBS affected soil moisture of every layer and consuming water depth of summer maize.
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