neem oil,sulfer,Cooper fugicide都是常见的适合有机菜园的,只是费时间需要1~2周喷一次,预防为主,如果感染严重了就得农药了
@rebeccawang46848 ай бұрын
請問梨樹苗如何買到?
@龍-r5f3 жыл бұрын
想请教一下,朝上下和水平的枝条花果质量都差不多吗(顶芽优势影响下)
@laotian3 жыл бұрын
差不多,区别不大,冬剪的时候我会把直直向上的枝条剪短
@doublets9055 Жыл бұрын
I bought one asian pear from Home Depot 15 years, but it never have any flower and fruit until this year. The pears remind small in size for few months. Please let me know what I can do. Thanks