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近几年，小拱棚甘蓝（春甘蓝）～夏玉米间作套种在豫北地区种植面积逐渐扩大，许多菜农种植早熟春甘蓝走上了致富路。但是部分菜农为单纯追求甘蓝早熟，早上市，卖个好价钱，播期越来越早，再加上管理不当，早熟春甘蓝先期抽苔现象普遍发生，在濮阳地区尤以１９９５年为重...
In recent years, small shed cabbage (spring cabbage) ~ summer intercropping intercropping planted in northern Henan area gradually expanded, many vegetable growers planted early spring cabbage onto the road to prosperity. However, some vegetable growers simply pursued cabbage early morning, morning market, selling a good price, sowing date earlier and later, coupled with improper management, premature spring cabbage prevalent moss phenomenon occurred in 1995, especially in Puyang. ..