塑料大棚春黄瓜的苗期管理

• 作 者: 王双
• 出 处: 农民致富之友
• 发表日期: 1994年02期
• 关键词: 春黄瓜 苗期管理 黄瓜苗 塑料大棚 夜温 真叶 低温锻炼 温度管理 小老苗 抹芽

2月是大棚春黄瓜苗期管理的关键月份。1月上旬播种的黄瓜,2月初长至两叶一心,要适当降低夜温,促进雌花出现。下旬,这批苗应进行低温锻炼,并对定植棚做好定植前的各项准备;1月中旬播种的黄瓜苗,2月上旬第一片真叶已展开,需及时倒坨;

February is the key month in spring greenhouse cucumber seedling management. Cucumber planted in early January, early February long two leaves one heart, to be appropriate to reduce the night temperature, to promote the emergence of female flowers. In late, these seedlings should be cold exercise, and planted shed to do all the preparation before planting; cucumber seedlings planted in mid-January, the first true leaf in early February has started, the need to timely lump;