常見(jiàn)例句With the increase of calcium, the rate of tipburn increased. 研究鈣素水平與紅蔥“乾尖”的關(guān)系,對(duì)於改善紅蔥品質(zhì)、增加辳民收入具有重要的理論和實(shí)踐意義。Changes of ?Ca??2+?-ATPase? Activity in Inner Leaves during the?Development of Tipburn in Chinese Cabbage?? 大白菜乾燒心病發(fā)生過(guò)程中Ca~(2+)-ATPase活性的變化Tipburn in lettuce is a physiological disease, badly affect quality and limit prodution. 結(jié)球萵苣燒邊病是生理性病害,嚴(yán)重影響其品質(zhì),制約生産。Ca absorption and tipburn of lettuce were studied under different application of N, K, Ca, sprinkler irrigation and border irrigation in open field. 摘要在露地栽培條件下,研究了不同氮、鉀、鈣水平処理以及噴灌、畦灌對(duì)生菜鈣吸收和乾燒心的影響。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. 結(jié)果表明,增施鈣肥,平衡氮、鉀肥及採(cǎi)取噴灌的方式均能增加生菜葉片的鈣含量,減少乾燒心的發(fā)生。 返回 tipburn