Nauchno-tekhnicheski postizhenii͡a︡ za vnedri͡a︡vane prez devetata petiletka
By: [redakt͡s︡ionna kolegii͡a︡ E. Nikolov ... et al. ; redaktor N. Ivanova].
Contributors: Nikolov, E.; Ivanova, N.; Selskostopanska akademii͡a︡ (Bulgaria)
Publisher: Selskostopanska akademii͡a︡
Published: 1986
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 312
Subjects: Agricultural innovations -- Bulgaria.; Agricultural productivity -- Bulgaria.