英文關鍵字
agriculture
autumn
backyard
biomass
birch
cart
chips
clean
cleaning
close
compost
conifers
construction
dry
ecology
environment
farm
felling
fertilizer
fiber
forest
fresh
garden
heap
industrial
industry
lot
lumber
material
mulch
natural
nature
oak
outdoors
overlay
pine
processing
rough
sawdust
shovel
structure
texture
textured
the
timber
transport
waste
wheel
wheelbarrow
wood
woodworking
yellow