Economic impact of virus-free sweetpotato planting material in Shandong province, China.

Citation: Fuglie, K.O.; Salazar, L.F; Walker, T.S.; Zhang, L. 1999. Economic impact of virus-free sweetpotato planting material in Shandong province, China. Lima (Peru). International Potato Center. 33 p.
2020-07-13
CROP PROTECTION, IMPACT ASSESSMENT, SWEETPOTATO AGRI-FOOD SYSTEMS, SWEETPOTATOES
CHINA

book