搞好桑园夏季管理,不仅当年桑树长势茂盛,多养夏秋蚕,而且与第二年春叶的产量有密切的关系。桑园夏季管理除适时夏伐外,主要有以下几点: 一、夏肥春蚕结束后对桑园及时追肥,是提高全年桑叶产量的重要措施,每亩桑园可施粪肥40—50担,标准化肥25公斤左右,约占全年施肥量40%以 To do a good job of mulberry summer management, mulberry trees not only grew prosperous, more summer and autumn silkworms, but also with the second year of spring leaf production are closely related. Summer management in addition to timely summer mulberry addition, the following points: First, Xiafei Spring silkworm timely after the top dressing, is to improve the annual production of mulberry leaves an important measure for each mu mulberry can be applied to manure 40-50 Tam, standard fertilizer about 25 kg, accounting for 40% of the annual amount of fertilizer