Oltf= kc/(5s+1)(3s+1)(s+1), what is the possible kc for the phase margin to be 45 degrees?

i believe it is 40–40–20%

explanation:

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary

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