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Asian agricultural survey
(1969)
Agrochimičeskie osnovy ėffektivnogo primenenija udobrenij v intensivnom zemledelii
Nikitišen, Vladimir Ivanovič, (1984)
Pollution and the use of chemicals in agriculture : based on the proceedings of a symposium held at the Polytechnic of North London, 6.-7.4.1972
Irvine, David E. G., (1974)