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1.苗期培育壮苗。黄瓜两片真叶后喷1～2次(100～200)×10~(-6)助壮素,或喷1次5×10~(-6)烯效唑或10×10~(-6)多效唑,可使茎粗节间短,根系发达,叶色深,花芽分化好,并提高抗寒、抗旱力。 2.定植缓苗后,防止“花打顶”。黄瓜花打顶是由于地温低、干旱或因土壤湿度过大引起“沤根”所造成的。遇到这种情况,轻者可用10×10~(-6)赤霉素喷全株,严重时可加喷增效生根粉,浓度依照产品说明。 3.营养生长旺盛期,控制徒长,促花促瓜。春黄瓜植株长到1～2米高时,常有疯长,
1. Seedling nurturing seedlings. Cucumber two real leaves after spraying 1 or 2 times (100 ~ 200) × 10 ~ (-6) mepiquat chloride, or spray a 5 × 10 -6 uniconazole or 10 × 10 -6 ) Paclobutrazol can make the stems short internodes, developed roots, dark leaves, flower bud differentiation, and improve cold, drought resistance. 2. After planting Huanmiao to prevent “flower topping ”. Cucumber flower topping is due to low ground temperature, drought or soil moisture caused by excessive “root” caused by. In this case, the light available 10 × 10 ~ (-6) gibberellic acid spray the whole plant, severe increase when spraying rhubarb, the concentration in accordance with product instructions. 3. Vegetative growth period, control legwork, promote flower cucumber. Spring cucumber plants grow to 1 to 2 meters high, often crazy long,