问题二:, k1 ^. y6 t. C) c# W9 C4 i. I
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院子里前房东种的苹果和樱桃,去年都结了很多果子,但是都特别酸,尤其是樱桃,长到了暗红色都还酸得不能吃,请问这是品种的原因还是其他? 另外果树要施肥吗,施什么肥好?另外苹果树下有些很大的蚂蚁,要灭吗?
$ e N: y9 j( a; p) K3 v, CAs far as I know, cherry trees that are hardy enough to survive our winter do not produce cherries sweet, if anyone knows any hybrid cultivars that are exceptionally sweet/hardy, please let me know its name, for years, I've been hunting for one, thanks.