Dry-hot valley; Planting patterns; Light; Heat and water utilization efficiency;
干热河谷；农业种植模式；光、热、水利用效率；
The interaction between SAP and nitrogen fertilizer had effect on the physiological properties of maize in seeding stage, nutrient absorption and water utilization efficiency.
保水剂与氮肥交互作用对玉米苗期生理特性、养分吸收及水分利用效率有一定的影响。
Through fixed field experiment and determinations of soil moisture, the field water utilization efficiency of wheat and rape seeds was discussed under no tillage and straw mulching.
通过田间定位试验和土壤水分的测定，探讨了免耕和秸秆覆盖还田对小麦、油菜土壤水分利用效率的影响。
Through fixed field experiment and determinations of soil moisture, the field water utilization efficiency of wheat and rape seeds was discussed under no tillage and straw mulching.
通过田间定位试验和土壤水分的测定，探讨了免耕和秸秆覆盖还田对小麦、油菜土壤水分利用效率的影响。
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