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、
、钙水平处理以
喷灌、畦灌对生菜钙吸收和干烧心
。
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、、钙水平处理以喷灌、畦灌对生菜钙吸收和干烧心。
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
，平衡氮、采取喷灌方式均能增加生菜叶片钙含量，减少干烧心发生。
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