Pengxuan No.18 is a new non-dormant Chinese chives variety developed through hybridization,with the p6c3(sterile line)as the female parent and the 38-5-9-18(inbred line)as the male parent.This variety of leek features dark green leaves,strong erectness,rapid growth,superior quality,and high yield.The plant height ranges from 41.2 to 51.8 cm.The length of leaves range from 41.6 to 48.4 cm with average leaf width of 1.15 cm and a maximum leaf width of 1.4 cm.The number of leaves per individual plant sample is between 6 and 8.In open field direct broadcast,it can be harvested 2 to 3 times per year,with yield exceeding 3000 kg per 667 m2 in the first year and over 8000 kg per 667 m2 in the second year.Under greenhouse cultivation,it can be harvested up to 6 times a year,with an annual yield of over 12 500 kg per 667 m2.Pengxuan No.18 is nutrient-rich,containing 1.0 g·100 g-1 of crude fiber,1.72 g·100 g-1 of pro-tein,2.10×103 μg·100 g-1 of carotene,54.4 mg·100 g-1 of calcium,1.17 mg·100 g-1 of iron,22.5 mg·100 g-1 of phos-phorus.This variety of leek is suitable for cultivation in Langfang city,Shijiazhuang city,Hengshui city,the Bei-jing-Tianjin area,and other areas with similar ecological conditions.
万方数据
维普
