种植老根菠菜的越冬期管理越冬菠菜（又名老根菠菜、白露菠菜）是在露地越冬，第二年春返青生长发育，在翌年４月至５月上旬陆续上市。当前生产越冬菠菜主要是播种至越冬期的管理问题。老根菠菜越冬前生长期一般４５至５５天左右。播种后要确保出苗所需要的水分，土地墒情... Wintering cultivation of root spinach overwintering management Wintering spinach (also known as Lao spinach, white spinach) is in the open winter, spring rejuvenation growth and development in the following year from April to early May after another listing. The current production of winter spinach is mainly sowing to wintering management issues. Old root spinach winter before the general growth period of 45 to 55 days. After sowing to ensure that the water needed for emergence, soil moisture ...