Cultivation technique of plastic film spring bean

Horn is summer vegetables, but with the advancement of planting technology, beans can be grown in spring, summer and autumn. Do you know how mulch spring beans are cultivated? Let ’s introduce it to everyone.

Cultivation technique of plastic film spring bean

(1) Variety selection: At present, the widely cultivated bean cultivar is Zhiya 28-2, which can be used for plastic mulch cultivation in spring.

(2) Sowing period: The suitable lower limit temperature for sowing beans is 14 ° C. Sowing should be carried out when the temperature has passed 4 ° C before and after the frost break. Beans can be sown in the same way as kidney beans (kidney beans), using high ridge and low hole sowing and covering with plastic film. The row spacing is 65 cm, the hole spacing is 18 to 25 cm, 4000 to 5000 holes are planted per acre, 2 to 4 seeds are planted per hole, and the sowing amount is 2 to 3 kg.

(3) Field management: Mainly pay attention to erase the side buds below the first inflorescence, and the flower buds and leaf buds above the * inflorescence at the same time growing leaf buds in the mixed buds; the side branches in the upper and middle parts are topped after seeing the flower buds. At the same time, pay attention to the main vine climbing to the top of the shelf in time to stimulate the main vine to stimulate the growth of the side vine. After seeing the flower buds on the side vine, the top is still topping.

(4) Harvesting: The beans are harvested in time after the pods are long enough. Delayed harvesting of the swollen kernels reduces the quality of the commodity and also affects future pod growth. Be careful not to hurt other inflorescences, flower buds and vine leaves when harvesting.

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