title: Microbial factors that affect the success of microbial insecticides. Environmental factors external to the host.
mesh_terms: D000818:Animals; D001407:Bacillus; D004777:Environment; D004781:Environmental Exposure; D006813:Humidity; D007300:Insect Control; D007304:Insect Viruses / Q000302:isolation & purification; D008722:Methods; D010572:Pest Control, Biological; D011156:Population Density; D012988:Soil Microbiology; D013472:Sunlight; D013696:Temperature; D013997:Time Factors; D014774:Virulence; D014887:Weather