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一、查苗补种 土壤水分充足,时间又赶得上时,用原品种浸种2～3小时后补种;土壤水分虽充足,但农时已晚,可催芽补种或用早熟品种补种;若补种时间赶不上,可趁早在阴天或晴天下午取不少于一片复叶的幼苗带土移栽,栽后随即浇水,以利成活。 二、摘心打叶 有徒长或贪青晚熟趋势的大豆,可在大豆初花期或盛花期将主茎顶端摘去2厘米左右。或用约33厘米长的锋利铁片或竹片制成长柄刀,当出现徒长时,在植
First, check seedling replanting soil sufficient water, time and catch up, with the original seed soaking seed 2 to 3 hours after replanting; soil moisture is adequate, but farming is too late, can be reminded of seed replanting or early maturing varieties of replanting; Kind of time can not keep up, as early as possible in the cloudy or sunny afternoon take no less than a leaf of the seedlings with soil transplanting, watering immediately after planting, to facilitate survival. Second, the topping leaves play the role of green or late-jujube soybeans, soybean flowering in the early flowering or the top of the main stem picked about 2 cm. Or about 33 cm long sharp iron or bamboo made of long-handled knife, when the appearance of leggy, planting