各位老师,有没有套完袋,连续喷两
各位老师,有没有套完袋,连续喷两遍波尔多液的,如果有,中间隔多少天比较好https://app.guoyetong.com/public/emotion/face_076.pnghttps://app.guoyetong.com/public/emotion/face_076.pnghttps://app.guoyetong.com/public/emotion/face_076.pnghttps://app.guoyetong.com/public/emotion/face_076.png请水药喷后7一10天,喷波尔多,间隔不超二十天, 有,间嗝15一20天 楼上两位老师解释的非常明白。https://app.guoyetong.com/public/emotion/face_068.pnghttps://app.guoyetong.com/public/emotion/face_068.png
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