| Abstract: 'Cuibao No.4' was a new F1 hybrid kohlrabi cultivar with high yield and stress resistance,developed by Handan Institute of Vegetable using male sterile lines. Its fl esh was crispy and tender with a sweet taste, excellent quality, storage resistance, cold resistance, resistance to bolting and good disease resistance. It was suitable for outdoor and protected cultivation in spring and autumn across the country. Cultivation technologies of early spring plastic fi lm mulching were summarized, mainly including cultivar characteristics, cultivation of strong seedlings, timely planting, fi eld management, disease and pest control and so on, which
could achieve high-quality and high-yield. |