关于农作物施肥的思考
Thinking about the Farm Crop Fertilizing
几种农作物的施肥技术
Fertilizing Technique for Some Kind of Crop
名优特农作物
famous quality and special crops
农作物病虫害
disease and insect pest of crops
crop pests
crop insects and diseases
Crops diseases and insect pests
Pest
农作物病害防治
prevention and control on crops diseases
农作物补偿津贴
crop compensation allowance