apple canker

基本解釋

The result was:1 . From South to North, and From East to West, the infection of apple canker in shaanxi province becomes more serious.
陜西蘋(píng)果腐爛病的發(fā)生危害程度由南到北，由東到西加重。
In the field, apple canker disease was treated by WCT, with an average healing rate of 40.7%, with an average efficiency increase of 66.1%.
在果園對(duì)蘋(píng)果腐爛病進(jìn)行了WCT藥劑涂抹防治并進(jìn)行了調(diào)查，平均愈合率達(dá)到40.7%，平均增效達(dá)到66.1%。
The effects of S-921 strain (Streptomyces aureus) and its fermented broth on apple tree canker, Valsa mali, were tested by plating and free culture methods.
采用平板和離體培養(yǎng)法測(cè)定S-921菌株及其發(fā)酵液對(duì)蘋(píng)果樹(shù)腐爛病菌的作用。