一、菠菜的采种方法 1.秋老根采种法。一般“尖叶菠菜”多采用此法采种,华北地区于9月下旬至10月上旬播种,栽培方法同食用菠菜。条播,行距26～33厘米,来年春返青后要适当控制浇水,注意蹲苗。抽(艹臺)时开始追肥浇水,促使种株分枝多,同时应去杂去劣,选择生长整齐、叶片肥厚、无病害、抽(艹臺)晚的植株作种株。注意拔除早期抽(艹臺)株,以后陆续拔除一部分 First, the method of seed collection of spinach 1. Autumn old root seed collection method. The general “sharp-leaf spinach” more use of this method of seed, North China in late September to early October planting, cultivation methods with eating spinach. Broadcasting, spacing 26 ~ 33 cm, the spring of next year after the water should be properly controlled, pay attention to Dunmiao. Pumping (taiwan) start topdressing watering, prompting more branches and more branches, and should go to miscellaneous, choose the growth and tidy, leaf hypertrophy, disease-free, pumping (taiwan) late plant strains. Note the removal of early pumping (Taiwan) strains, one after another part of the removal