宁夏干旱风沙草原区紫花苜蓿地下滴灌水肥耦合试验研究
周乾 徐利岗 杜建民 刘燕茹
宁夏干旱风沙草原区紫花苜蓿地下滴灌水肥耦合试验研究
Coupling Effects of Water and Fertilizer with Subsurface Drip Irrigation on Alfalfa in Drought Sand Savanes of Ningxia
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