甜瓜用２，４－Ｄ丁酯喷花能增产人们为了促进甜瓜提早上市，普遍采取地膜起拱栽培法，但由于春季风大而多，气温忽高忽低，易造成落花落果现象，定植越早越严重，第一、二茬花基本保不住，直接影响了早期产量。所以拱膜栽培甜瓜保花保果是丰产的关键。对此我们曾搞了２亩... Melon with 2,4-D butyl spray can increase people In order to promote the early listing of melon, plastic film arch cultivation method generally adopted, but because the spring monsoon and more, the temperature fluctuated, easily lead to the phenomenon of falling flowers, colonization As early as the more serious, the first, second crop of flowers can not hold, a direct impact on early production. Therefore, the cultivation of arch melon flower Paul fruit is the key to high yield. For this we have engaged in 2 acres ...