为使茄子、辣椒、番茄等茄果类蔬菜早上市,生产上大多采用早春温室育苗。待室外温度稳定在12℃以上,苗龄达3～5片真叶时才出圃移栽。这种栽种方式存在着许多弊病:育苗期温室内温度经常保持在20℃以上。高于外界温度10℃左右,加之有时炼苗不彻底,当苗移入大田后,由 To make eggplant, peppers, tomatoes and other fruits and vegetables in the morning market, the production of mostly used in early spring greenhouse nursery. Stable until the outdoor temperature above 12 ℃, Miao age of 3 to 5 true leaves before nursery transplanting. There are many disadvantages of this planting method: the greenhouse temperature during seedling raising is often kept above 20 ℃. Higher than the outside temperature of about 10 ℃, coupled with sometimes refining is not complete, when the seedlings into the field, from