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Let Farmers Judge (Experiences in assessing the sustainability of agriculture) || 6. Labour costs: A critical element in soil conservation
Hiemstra, Wim, Reijntjes, Coen, van der Werf, ErikVolume:
10.3362/97
Year:
1992
Language:
english
DOI:
10.3362/9781780445304.006
File:
PDF, 464 KB
english, 1992