1. A chinese biogas manual :popularising technology in the countryside
پدیدآورنده :
کتابخانه: Library and Documentation Center of Iranian Research Organization for Science and Technology (Tehran)
موضوع : $ABiogas - China
رده :
TP
359
.
B4
C45
2. China, azolla propagation and small-scale biogas technology :report on an FAO/UNDP study tour to the People's Republic of China, 21 May-11 June 1978
پدیدآورنده :
کتابخانه: Central Library of Agricultural (Tehran)
موضوع : $ABiogas,$AAzolla pinnata,$AAzolla as fertilizer$BChina,$AAzolla as feed$BChina
رده :
TP
762
.
F66
1978
