If H and Cl are bonded, which atom has a stronger pull on the electrons? How do you know?

chlorine

chlorine is a highly electronegative element and have strong affinity for hydrogen

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