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Ouab Santhoy. 1980. Comparison of direct observation and plant shake sampling methods to measure larval densities of four lepidopterous soybean pests and spatial distribution, parasitization and damage assessment of corn earworm, Helicoverpa armigera [Hubner], on soybean. Field of Study Entomology, University of the Philippines;
Ouab Santhoy. (1980) Comparison of direct observation and plant shake sampling methods to measure larval densities of four lepidopterous soybean pests and spatial distribution, parasitization and damage assessment of corn earworm, Helicoverpa armigera [Hubner], on soybean . University of the Philippines/Los Banos.
Ouab Santhoy. Comparison of direct observation and plant shake sampling methods to measure larval densities of four lepidopterous soybean pests and spatial distribution, parasitization and damage assessment of corn earworm, Helicoverpa armigera [Hubner], on soybean. . Los Banos:University of the Philippines, 1980.
Ouab Santhoy. (1980) Comparison of direct observation and plant shake sampling methods to measure larval densities of four lepidopterous soybean pests and spatial distribution, parasitization and damage assessment of corn earworm, Helicoverpa armigera [Hubner], on soybean . University of the Philippines/Los Banos.