Yaseen, M. 1980a The cassava mealybug Phenacoccus manihoti and its enemies in South America.. Report of the Commonwealth Institute of Biological Control 3-P-76-0160: 37-39.
Yaseen, M. 1980a The cassava mealybug Phenacoccus manihoti and its enemies in South America.. Report of the Commonwealth Institute of Biological Control 3-P-76-0160: 37-39.