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Is it possible by use of heavy fertilization to boost the small yields normally obtained from arable land with unfavourable natural qualities to the yield levels of favourable land?
Carlgren, KällVolume:
46
Language:
english
Journal:
Archives of Agronomy and Soil Science
DOI:
10.1080/03650340109366179
Date:
March, 2001
File:
PDF, 474 KB
english, 2001