State Key Laboratory for Conservation and Utilization of Subtropical Agro-bioresources/College of Agriculture Guangxi University Nanning 530004 P.R.ChinaCollege of Pharmacy Guangxi Medical University Nanning 530021 P.R.China;
State Key Laboratory for Conservation and Utilization of Subtropical Agro-bioresources/College of Agriculture Guangxi University Nanning 530004 P.R.China;
State Key Laboratory for Conservation and Utilization of Subtropical Agro-bioresources/College of Agriculture Guangxi University Nanning 530004 P.R.ChinaModern Agricultural Technology Research and Promotion Center Baise 533612 P.R.China;
cassava; high-nitrogen(N)efficiency; genotype screening; low-N soil;