摘要
近年来湖北襄阳一带苍溪梨果实上的褐斑病害,经研究证明,系磷、硼双缺引起。及时合理施硼,能迅速控制此病;保持土壤速效磷水平较高。
The brow n spot disease of Cangxipear variety w as found in Xiangyang County,Hubei Province in the recent years.Results of experim ent show ed itis caused by the deficiency ofboron and phosphorus.Itcould be cotrolled by boron applecation keeping high level(> 40 m g·kg- 1) of available phosphorus in the soil. It w illbe m uch alleviated.
出处
《果树科学》
CSCD
北大核心
1999年第1期47-50,共4页
Journal of Fruit Science
关键词
苍溪梨
褐斑病
缺磷
缺硼
Cangxipear
Brow n spotdisease
Deficiency ofboron
Deficiency phosphorus