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1.晒种:晒种能促进种子后熟,提高种子生活力和发芽率,促进早出苗。晒种一般在播种前进行,抢晴晒种1～2天,每天晒6～7个小时。应在晒垫上晒种,不能在水泥地或石板上曝晒,以防烫伤种子。晒种时要薄摊、勤翻,使种子受热均匀。 2.选种:一般用盐水(即50公斤水加食盐5～7公斤)或泥水(浓度以能浮起鸡蛋为标准)选种,淘出瘪子、劣子,清除杂质和菌核,以提高种子净度和减少病
1. Sun kinds: basking can promote seed ripening, improve seed viability and germination rate, promote early emergence. Sowing generally carried out before sowing, grab sunny sunburn 1 to 2 days, drying 6 to 7 hours a day. Should be basking in the sun pad, can not be exposed on the cement or stone to prevent scalding seeds. Sowing when thinning, ground flip, the seeds are heated evenly. 2.Selection: The general use of salt water (ie 50 kilograms of water plus salt 5 to 7 kilograms) or muddy water (concentration to be able to float eggs as the standard) selection, scour out the child, spoil, remove impurities and sclerotia to Improve seed clarity and reduce disease