Now showing items 1-3 of 3
Seven case studies in sustainable agriculture
(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 ...
Biological husbandry and the "nitrogen problem"
(Biological Agriculture and Horticulture, 1986)
Since 1978, the author has been conducting research into the theory and practice of biological husbandry in collaboration with a farmer who stopped using pesticides and mineral fertilizers in 1976. Eggs are exported from ...
On-farm measurements of pH, electrical conductivity and nitrate in soil extracts for monitoring coupling and decoupling of nutrient cycles
(Biological Agriculture & Horticulture, 1993)