HORTICULTURE

Detailed explanation-1: -They have a direct impact on agricultural food production by chewing the leaves of crop plants, sucking out plant juices, boring within the roots, stems or leaves, and spreading plant pathogens. They feed on natural fibers, destroy wooden building materials, ruin stored grain, and accelerate the process of decay.

Detailed explanation-2: -FAO estimates that annually between 20 to 40 percent of global crop production are lost to pests.

Detailed explanation-3: -The insect pest cause on an average 15 –20% yield losses in food and cash crops. Due to heavy of Insecticides use in agricultural field, the natural biocontrol agent’s numbers are drastically declined in study area.