Drought is the first limiting factor threatening the sustainable development of flax production in southern Ningxia Hui Autonomous Regivn. In recent years, The technology of mulched hole planting is used on dryland flax, and its yield increase mechanism and benefit were explored. The results showed that, mulched hole planting could improve soil temperature, conserve soil moisture, and promote full release and efficient use of soil rapidly available nutrients. Hole planting could enhance the co force of...
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