甘蓝新品种豫生4号播期和密度试验
Vegetables（2011）
Abstract
通过对豫生4号甘蓝新品种的播期和密度试验,探讨出豫生4号甘蓝在豫中南地区适宜播期为7月3日左右；最佳播种密度为50 cm×45 cm和50 cm×50 cm.
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