If ipm and other alternatives to conventional pesticides are considered to be safer and more effective in the long run than conventional pesticides, why are these methods not being more widely used by farmers?

Me with these questions if you’re it sure don’t answer

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?

Atest cross can be used to -predict the phenotypes of a monohybrid cross -predict an unknown genotype of a purebred dominant plant -cross-breed dominant and recessive plants -give probabilities that a trait will appear