| Debris (7) |  |
| Manure (9) | |
| Pollutant (12) | |
| Rubbish (3) | |
| Waste (78) | |
and allow farmers to add manure. Near-desert plots are transformed gradually into small, narrow fields in
and that organic fertilizers such as manure are cheaper and greener. Malnourishment affects roughly 223 Â million people in Sub-saharan africa about one-quarter of the region s total population according to estimates by the Food and agriculture organization (FAO) of the United nations. Most of the region missed out on the green revolution
Kotschi also thinks that organic fertilizers such as manure, compost and plant residues should play a greater part in efforts to increase productivity."
However no government regulations currently limit the amount of ammonia (NH3) that enters the atmosphere through agricultural fertilization or manure from animal husbandry
The type of feedstock also contributes to stability with wood being more stable than grasses and manure.
Among the technologies evaluated in situ are floor type in cattle housing use of additives in slurry storage manure turning flexible lagoons for collective slurry storage biowashers for gases at the outlet of air ducts of the sheds
of course--but the major environmental pollution problem at the turn of the century was the millions of pounds of manure in city streets produced by horses used for transport.
It may not be quite as visible or an assault on our senses as horse manure but it's just as significant.
such as using manure for fertilizer, were already in use. The 19th century paved the way for technology developments;
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