Effect of different levels of nitrogen, phosphorus, and potassium on root activity and chlorophyll content in leaves of Brassica oleracea seedlings grown in vegetable nursery substrate

Zhang, Jian; Wang, Yan; Wang, Pengcheng; Yan, Congsheng; Yu, Feifei; Yi, Jianqun; Fang, Ling; Zhang, Jian; Wang, Yan; Wang, Pengcheng; Zhang, Qi An; Yan, Congsheng; Yu, Feifei; Fang, Ling; Zhang, Qi An; Yi, Jianqun; SCI

机构： Anhui Acad Agr Sci, Inst Hort, Hefei 230031, Anhui, Peoples R China; Key Lab Genet Improvement & Ecophysiol Hort Crop, Hefei 230031, Anhui, Peoples R China; Key Lab Genet;

关键词： Brassica oleracea early plant growth intensive seedling production nutrients vegetable seedling