Brown planthopper in India and Sri Lanka
Japan.Ministry of Agriculture.Forestry and Fisheries.Tropica
Brown planthopper in India and Sri Lanka - 1979 - 24p - Nekke Shiryo, no. 43 .
PLANTHOPPERS -- - INDIA
INDIA -- - DISEASES AND PESTS PLANTHOPPERS -- - INDIA PLANTHOPPERS -- SRI LANKA
633.189 75 J31B
Brown planthopper in India and Sri Lanka - 1979 - 24p - Nekke Shiryo, no. 43 .
PLANTHOPPERS -- - INDIA
INDIA -- - DISEASES AND PESTS PLANTHOPPERS -- - INDIA PLANTHOPPERS -- SRI LANKA
633.189 75 J31B