Crop ecology : productivity and management in agricultural systems

R. S. Loomis, D. J. Connor
Bok · Engelsk · 1992

Utgitt	Cambridge : Cambridge University Press , 1992
Omfang	xiv, 538 s. : ill.
Emner	Agricultural ecology Agricultural systems Alternative agriculture Farming systems Vis mer... Plant production økologisk landbruk avlinger
ISBN	052138379X. - 0521387760