英文關鍵字
agricultural
agriculture
agro
agronomy
animal
background
bio
compost
composting
cow
cultivation
dung
ecological
ecology
environment
equipment
farm
farming
farmland
fertility
fertilize
fertilizer
field
ground
harvest
husbandry
industry
livestock
machine
machinery
manure
natural
nature
nitrogen
organic
plant
preparation
production
recycle
rural
smell
soil
spreader
spreading
spring
toss
tractor
train
vineyard
work