共 50 条
- [21] Effects of market and regulatory changes on livestock manure management in Southern Alberta CANADIAN JOURNAL OF AGRICULTURAL ECONOMICS-REVUE CANADIENNE D AGROECONOMIE, 2006, 54 (02): : 199 - 213
- [22] An overview of the policy and legislative framework for the management of rangelands in Botswana and implications for sustainable development Sustainable Development and Planning III, Vols 1 and 2, 2007, 102 : 573 - 580
- [26] LEGISLATIVE AND REGULATORY RESPONSE SYSTEM ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1993, 205 : 34 - CINF