China, recycling of organic wastes in agriculture : report on an FAO/UNDP study tour to the People's Republic of China 28 April-24 May 1977. - Rome : Food and Agriculture Organization of the United Nations, 1977. - xv, 107 p. : ill. - FAO soils bulletin ; 40 .

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Organic wastes as fertilizer--China.
Organic wastes--Recycling.--China
Biomass energy.