Ca absorption and tipburn of lettuce were studied under different application of N, K, Ca, sprinkler irrigation and border irrigation in open field.
摘要在露地栽培条件下，研究了不同氮、钾、钙水平处理以及喷
、
对
钙吸收和干烧心的影响。
Ca absorption and tipburn of lettuce were studied under different application of N, K, Ca, sprinkler irrigation and border irrigation in open field.
摘要在露地栽培条件下，研究了不同氮、钾、钙水平处理以及喷、对钙吸收和干烧心的影响。
The results showed: inncrease application of Ca, balance application of N and K and sprinkler irrigation could increase Ca content of lettuce leaves, reduce occurring of tipburn.
结果表明，增
钙肥，平衡氮、钾肥及采取喷的方式均能增
叶片的钙含量，减少干烧心的发。
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