1. Agricultural alternatives and nutritional self-sufficiency: for a sustainable agricultural system that respects man and his environment: proceedings of the IFOAM Seventh International Scientific Conference, Ouagadougou, January 2-5, 1989
پدیدآورنده : edited by A. Djigma...]et al.[
کتابخانه: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
موضوع : Congresses ، Alternative agriculture,Congresses ، Organic farming,Congresses ، Nutrition policy
رده :
S
605
.
5
.
I45
1989
