梨树黑胫病与梨树腐烂病有许多相似之处,在实际操作中往往会产生一些模糊认识,但其发病规律、病害症状也有区别。现介绍给大家,供参考。 一、黑胫病 发病最重的是苹果梨,其次为锦丰梨、早酥梨、鸭梨、碣山酥梨等。多 There are many similarities between pear shank disease and pear rot disease, and some fuzzy understanding often occurs in practice, but the incidence and disease symptoms are also different. Now introduced to you for reference. First, the incidence of black shank is the most important apple pear, followed by Jinfeng pear, pear, pear, Dangshan pear and so on. many