论文部分内容阅读
华白一号是大白菜杂交一代新品种 特征特性：叶色绿色，叶球高桩叠抱，球高４３厘米，球径２１厘米，单株毛重７公斤，净球重５．５公斤，生育期９０天。抗病毒病、霜霉病，耐软腐病。 栽培要点：种植密度每亩２５００株，适宜北京、河北、西北等地区秋季栽培。华白一号大白菜
White Cabbage is a new generation of Chinese cabbage hybrid characteristics: green leaf color, high pile of leaves stacked ball, ball height 43 cm, diameter 21 cm, gross weight 7 kg, net weight 5.5 kg, fertility 90 days. Anti-virus disease, downy mildew, soft rot. Cultivation points: planting density 2500 per acre, suitable for Beijing, Hebei, northwest and other regions of autumn cultivation. White Chinese cabbage