一、狠抓治蟥保护秋叶桑蟥是蚕桑生产的大敌,一害桑叶,二传蚕病。在前段治蟥的基础上,养秋蚕前连治三次,保住秋叶,多养秋蚕。7月初普喷1,000倍敌百虫,在7月中旬,普喷3,000倍敌百虫,7月下旬到8月上旬改喷2,000倍敌敌畏,3—5天可采叶喂蚕。但由于桑蟥越冬卵陆续孵化,养秋蚕时仍有桑蟥发生,要分片采叶,分片喷药,做到治蟥采叶两不误。注意用药种类、浓度、日期和残 First, pay close attention to governance 蟥 Protect mulberry autumn mulberry is the enemy of silkworm production, a mulberry leaves, second silkworm disease. On the basis of the former stage of treatment, raise autumn silkworms before even treating them three times, keep autumn leaves and raise more autumn silkworms. Thousands of trichlorfon pops in early July, 1,000 times more trichlorfon in mid-July, 2,000 times more dichlorvos in late July and early August, and can feed on silkworms in 3-5 days. However, mulberry overwintering eggs gradually hatch, raising the autumn mulberry mulberry are still there when the leaves should be divided into pieces, sub-piece spray, so that the cure leaves are correct. Pay attention to medication type, concentration, date and residual