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豇豆耐高温,喜光,较耐早不耐涝。菜用豇豆有长蔓和短蔓2种类型,长蔓种的荚嫩,肉质肥厚,生长期长,产量高,须支架,代表品种有红嘴燕和之豇23-2等;短蔓种分枝多,侧枝短,不支架,产量中等。 豇豆播种范围宽,5月即可播种,秋季收获的豇豆在7月播种一般1米宽畦播2行,穴距33厘米,每穴2～3株,播深3厘米左右。 采用育苗移栽可早熟保全苗和提高产量。种子用温水浸4小时左右,吸胀后播于纸筒或土块中,可播于棉花育苗钵中,苗龄20～25天,第1片复叶展开前定植。
Cowpea high temperature, hi light, more resistant to early waterlogging. Vegetable cowpea has two types of long vine and short vine, long species of pod tender, succulent meat, long growing season, high yield, to be scaffolds, on behalf of varieties of red mouth swallow and the cowpea 23-2 and so on; More branches, short side branches, no support, medium yield. Cowpea sowing a wide range, May be sown, autumn harvest of cowpea in July sowing generally 1 m wide sowing 2 lines, hole distance 33 cm, 2 to 3 per hole, sowing about 3 cm. Seedling transplanting precocious seedlings and increase production. Seed soaked with warm water for about 4 hours, swelled after sowing in the paper tube or soil, can be sown in cotton seedling bowl, seedling age 20 to 25 days, the first compound leaf before planting.