Browsing Biology by Subject "Livestock"

Now showing items 1-2 of 2

  • Farms as ecosystems 

    Patriquin, David G. (University Extension Press, University of Saskatchewan, Saskatoon, 1999)
    Organic farming provides ecosystem services as well as food. The weakest points of organic farming systems are limited use of livestock and declining genetic resources. Organic farming has special research and service ...

  • Seven case studies in sustainable agriculture 

    Patriquin, David G.; Edwards, L.; Gimby, M.; Jobin, P.; Sampson, R. (Science Council of Canada, Ottawa, 1991-05-24)
    Seven case studies of SA (sustainable agriculture) in Canada were conducted in the late fall/early winter of 1990/91. The primary objective was to provide examples of innovative SA practices that have been implemented by ...