论文部分内容阅读
许多果园果树产量一直很低 ,或虽有一定产量 ,但果实品质较差、果个较小 ,并且各种病害严重 ,大小年现象严重 ,这里面有许多原因。通过自己的生产实践、长期以来只重视追施化学肥料 ,不重视施基肥 ,尤其是不重视秋施有机肥关系很大。1 秋施基肥的作用机理 通过秋施有机肥可以
Many orchards of fruit trees have been producing very low, or although there is a certain yield, but poor fruit quality, fruit smaller, and a variety of serious diseases, the size of the annual phenomenon is serious, there are many reasons. Through their own production practices, chemical fertilizer has long been the top priority only for top-dressing, not emphasizing on the use of chemical fertilizers, especially organic fertilizers that do not pay much attention to autumn. 1 fall Shi basic mechanism of action through autumn Shi organic fertilizer can be