1. Organic recycling in Africa :papers presented at the FAO/SIDA Workshop on the Use of Organic Materials as Fertilizers in Africa, held in Buea, Cameroon, 5-14 December 1977

کتابخانه: كتابخانه مركزی كشاورزى (تهران)

موضوع: $AOrganic wastes as fertilizer$BCongresses

رده :
S
654
.
F218
1977

2. Organic recycling in Asia :papers presented at the FAO/SIDA Workshop on the Use of Organic Materials as Fertilizers in Asia, held in Bangkok, 26 October-5 November 1976

کتابخانه: كتابخانه مركزی كشاورزى (تهران)

موضوع: $AOrganic wastes as fertilizers$BAsia -- Congresses,$AOrganic fertilizers$BAsia -- Congresses,$AOrganic wastes$BAsia -- Recycling -- Congresses

رده :
S
654
.
F22
1976