英文關鍵字
agriculture
animal
compost
composting
cow
dirt
droppings
dry
dung
earth
enrich
enrichment
farm
farmer
farming
fertile
fertiliser
fertilize
fertilizer
fertilizing
garden
gardening
ground
grow
grower
growing
growth
hand
hands
horse
horticulture
humus
land
manure
manuring
muck
natural
nourish
ordure
organic
plant
plantation
rural
seed
seedling
soil
vermicompost
vermicomposting
work