一、选良种、育壮苗。选择早熟、丰产、抗病、适宜密植品种,如早魁、早丰、春雷等杂交一代种。元月初阳畦育苗播种。播前3—4天进行浸种催芽,待种子露出白尖后即可播种,播种应选择无风晴天的中午进行。2月初开始分苗,苗距8.5厘米左右为宜。 First, choose a good species, nurturing seedlings. Select precocious, high yield, disease resistance, suitable for close planting varieties, such as early Quebec, early abundance, such as spring thunder hybrid generation. Early January Yang Yang nursery sowing. 3-4 days before sowing soaking seed germination until the seeds can be sown white tip after sowing should be selected at noon windy sunny day. Beginning of February seedlings, seedling spacing of 8.5 cm is appropriate.