similar planting characteristics to Shaanxi, but the production characteristics of growers in Shaanxi are quite different from those in Shandong. Therefore, tomato growers in Hebei are the desired learning object for growers in Shaanxi. By learning planting experience from Hebei growers, tomato growers ...
Nutrient runoff and drainage from organic and other vegetable production systems near Sydney, Australia. In Cultivating Communities, Proceedings of the 14th IFOAM Organic World Congress, Victoria, BC, Canada, 21–28 August 2002; Thompson, R., Ed.; Canadian Organic Growers: Ottawa, ON, Canada, ...