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一、播种大蒜河南省大蒜的适宜播期为9月下旬～10月上旬,到越冬期具有5～6片叶,此时植株抗寒力最强。为生产大头蒜,要求:①多施有机肥;②播后盖地膜;③667平方米保苗3.0万～3.5万株;④要求种瓣重量在3克以上。
First, sowing garlic Garlic suitable for sowing in Henan from late September to early October, overwintering with 5 to 6 leaves, this plant strongest cold hardiness. For the production of large garlic, require: ① more organic fertilizer; ② cover after sowing film; ③ 667 square meters Paul seedlings 30,000 ~ 35,000 strains; ④ requirements species weight more than 3 grams.