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一、品种选择日光温室西葫芦秋延晚栽培选择生长发育快、早熟、植株矮小、抗病、耐低温性较强的丰产品种,如:早青一代、阿太西葫芦、玉玲珑、冬美8号等品种。二、育苗技术1.育苗时间西葫芦不耐高温,温度超过28℃长达3天,病毒病发生率可达25%,温度超过28℃长达5天,病毒病发病率可达50%。因此,伊宁市育苗时间应在8月下旬,苗龄25天左右。2.壮苗标准叶片3~4片,叶色深绿有光泽,叶边锯齿状明显,叶柄长度不超过10厘米,刚毛坚硬,茎粗达0.8厘米,节间不超过1厘米,根系洁白,无沤根现象。幼苗无病虫害。
First, the choice of varieties Solar greenhouse cucumbers fall late cultivation Choose growth and development, early maturity, short plants, disease resistance, low temperature resistance of strong varieties, such as: Early Green generation, Pacific too gourd, jade Delicate, Other varieties. Second, nursery technology 1. Nursery time Zucchini intolerance temperature, the temperature exceeds 28 ℃ up to 3 days, the incidence of viral diseases up to 25%, the temperature exceeds 28 ℃ up to 5 days, the incidence of viral diseases up to 50%. Therefore, Yining city nursery time should be in late August, about 25 days seedling age. 2. Strong seedlings standard leaves 3 to 4, leaf color dark green and shiny, obvious serrated leaves, petiole length of not more than 10 cm, bristles hard, stems up to 0.8 cm, internode does not exceed 1 cm, root white, No root phenomenon. Seedlings no pests.