Põllumajanduse intensiivistamise bioloogilisi probleeme
By: koostaja ja vastutav toimetaja J. Eichfeld.
Contributors: Ėikhfelʹd, I. G. 1893-
Publisher: Valgus
Published: 1977
Place of publication: Tallinn
Language: est
Number of pages: 123
Subjects: Agriculture -- Addresses, essays, lectures
Notes: Includes bibliographies.