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本研究采用大区试验方法,对孤岛开发区822号地和李家开发区3号地刈割后苜蓿实施叶面喷肥。结果表明:①施用叶面肥后苜蓿生长速度加快,分枝数目增加,干草增产率分别达31 64%和12 56%;②在干旱和盐害的逆境条件下,对苜蓿进行叶面施肥更能发挥其特殊效果。
In this study, a large area test method was applied to foliar fertilization of mulched alfalfa after mowing at No. 822 of Gudao Development Zone and No. 3 of Lijia Development Zone. The results showed that: (1) After the application of foliar fertilizer, the growth speed of alfalfa accelerated, the number of branches increased, and the yield of hay increased to 31 64% and 12 56% respectively. (2) Under the condition of drought and salinization, Can play its special effects.