Fuglie,Keith O
Economic impact of virus free sweet potato planting material in shandong province ,China - Peru Internationaal potato centre 1999 - 27
920 9060 201 5
edible tubers
Horticulture
635.2253 / FUG/EC
Economic impact of virus free sweet potato planting material in shandong province ,China - Peru Internationaal potato centre 1999 - 27
920 9060 201 5
edible tubers
Horticulture
635.2253 / FUG/EC