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摘心，可调整作物株型，协调养分流向，提高产量，改进品质，是一项简便易行的作物增产技术，且效果非常好。大豆当幼苗长到２７～３３厘米高，有８片以上叶时，选择晴天在上午１０时左右摘去顶芯，促使其多开花多结果。花生花生团棵期用锋利的刀片削去主茎，仅留第一二对侧枝
Topping, adjusting the plant type, coordinating the flow of nutrients, increasing yield and improving quality is a simple and easy crop yield increasing technique with very good results. Soybean seedlings grow to 27 to 33 cm high, with more than 8 leaves, select the sunny day at about 10 am to pick the top core, prompting more flowering and more results. Peanut peanut group with a sharp blade cut the main stem, leaving only the first two pairs of collateral