摘要: … In other words, scaling up means achieving a significant increase in the knowledge and management of agroecological principles and technologies between farmers of varied …
R. Lal, D. A. Crossley, R. H. Miller, P. Madden, C. A. Edwards, G. House, J. M. Blair, D. C. Coleman, P. F. Hendrix, Soil biota as compounds of sustainable agroecosystems.Sustainable agricultural systems.. pp. 637- 654 ,(1990)