隐藏域元素占位
Preventing outer leaf detachment in Chinese cabbage to facilitate storage and preservation
Application of Regulators to Prevent Leaf Detachment in Cabbage and Facilitate Storage and Preservation
2,4-D
Spraying with 20-40 mg/L liquid in sunny afternoon 3-15 days before harvest can effectively prevent Chinese cabbage from falling off during storage and has a fresh-keeping effect. Generally, the concentration of storage for about 120 days is 40 mg/L; for storage (about 60 days, 20-30 mg/L is appropriate.To prevent Chinese cabbage from falling off during storage, 3~7d before harvest, spray with 25~50 m, 4-D liquid until the outer leaves are soaked, and dry the outside before storing in the cellar to prevent storage or transportation. Chinese cabbage is a lot of off.
P-Chlorophenoxyacetic acid
7~14 d before harvest, spraying 20~40 mg/L p-chlorophenoxyacetic acid can keep the leaves green and prevent debonding.
Methyl naphthalene acetate
After harvesting, each ton of cabbage is sprayed or sprayed with 50g methyl naphthalene acetate to prevent the cabbage from falling off.
Growth Stage Products
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