This paper summarizes the status of fertilizing of wood land at home and abroad and introduces the concept and meaning of water use efficiency and nitrogen use efficiency.
概述了国内外林地施肥的现状，简要论述了氮肥利用效率和水分利用效率在农林业生产中的意义。
There were indistinct difference in water use efficiency and significantly higher nitrogen use efficiency, compared with the traditional irrigation fertilization.
水分利用效率无显著性差异，氮肥当季利用率显著提高。
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