Proper crop protection is important to produce higher quality crops with minimal wastage. ... This increase in productivity leads to less land, water and labour being required for food crops. With less land being used biodiversity is preserved and less greenhouse gases are emitted.Plant health promotes food affordability through effective reduction of farmers' economic losses resulted from the damage of plant pests. For example, the net economic benefit for farmers is increased by 20-40 percent through effective implementation of integrated crop pest management.