1. Ecology and integrated farming systems: proceedings of the 13th Long Ashton International Symposium
پدیدآورنده : Long Ashton International Symposium )31th: 3991: Long Ashton Research Station, University of Bristol, UK(
کتابخانه: Library of Document Center and Great Islamic Encyclopedia Center (Tehran)
موضوع : Congresses ، Agricultural ecology,Congresses ، Integrated agricultural systems,Biological control -- Congresses ، Agricultural pests,Congresses ، Organic farming
رده :
S589
.
7
.
L6
1993
