文档介绍：Composting
Composting turns household
wastes into valuable fertilizer
and anic matter.
In your backyard good supply of nitrogen-rich materi- cover the pile to keep it damp. Be
al, a handful of general lawn fertilizer careful not to saturate the pile.
anic matter eventually - will help the nitrogen-carbon Turning or mixing the pile provides
poses. Composting speeds the ratio. Moisture is provided by rain, oxygen. Frequent turning yields
process by providing an ideal envi- but you may need to water or faster position.
ronment for bacteria and other
posing anisms. The
final product, humus post,
looks and feels like fertile garden
dark, crumbly, earthy-
smelling stuff works wonders on all
kinds of soil and provides vital nutri-
ents to help plants grow and look
better.
anisms consist of
bacteria, fungi, and anisms
such as worms, sow bugs, nema-
todes, and numerous others.
anisms need four
key elements to thrive: nitrogen, car-
bon, moisture, and oxygen. For best
results, mix materials high in nitro-
gen (such as clover, fresh grass clip-
pings, and livestock manure) and
those high in carbon (such as dried
leaves and twigs). If there is not a
Composting can be as simple or
involved as you would like. It depends
on how much yard waste you have and
how fast you want results.
Backyard
Conservation
is a cooperative project of:
USDA Natura