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Purvi natsionalen kongres po pochvoznanie, 23 - 25 Septemvri 1969 g. First National Soil Science Congress, September 23-25, 1969

Other Authors:
Natsionalen kongres po pochvoznanie, Biolchev, A., and Selskostopanska akademii︠a︡ Georgi Dimitrov.
Format:
Book
Language:
Multiple
Subjects:
Soil science Congresses
Soil formation Congresses
Soil microbiology Congresses
View in NAL's Catalog:
CAT73400482