Profile: Biotech International Ltd. offers a range of central insecticide board registered biopesticides & botanicals, biocontrol agent products and organic nutrients. We produce sphericide, which is a water dispersible powder formulation of bacillus sphaericus serotype. This acts on host larvae through parasproal crystal delta endotoxin and bacterial spores, that causes starvation, paralysis and septicemia of larval bodies. Neemarin 1500 is a botanical pesticide based on neem seed kernel ingredients emulsifiable concentrate formulation.