Forestry Sciences

Preface. Science in agroforestry; P.A. Sanchez. Agroforestry policy issues and research directions in the US and less developed countries: insights and challenges from recent experience; L.E. Buck. Economic evaluation of financial and non-financial costs and benefits in agroforestry development and the value of sustainability; C. Price. Farmer costs and benefits from agroforestry and farm forestry projects in Central America and the Caribbean: implications for policy; D. Current, S.J. Scherr. Contribution of agroforestry trees to nutrient requirements of intercropped plants; C.A. Palm. Tree root characteristics as criteria for species selection and systems design in agroforestry; G. Schroth. Soil amelioration and root symbioses of Parkia biglobosa (Jacq.) Benth. in West Africa; H. Tomlinson, et al. Root architecture in relation to tree-soil-crop interactions and shoot pruning in agroforestry; M. van Noordwijk, Purnomosidhi. A model simulating above- and below-ground tree architecture with agroforestry applications; P. de Reffye, et al. The tree-crop interface: representation by coupling of forest and crop process-models; G.J. Lawson, et al. A framework for a modular modelling approach for agroforestry; R.I. Muetzelfeldt. Incorporation of indigenous knowledge and perspectives in agroforestry development. Part 1: Review of methods and their application; D.H. Walker, et al. Incorporation of indigenous knowledge and perspectives in agroforestry development. Part 2: Case study on the impact of explicit representation of farmers' knowledge; B. Thapa, et al. The use and value of multiple methods to capture the diversity of endogenous agroforestry knowledge: an example from Rwanda; C. den Biggelaar, M.A. Gold. Historical development of agroforestry in China; W. Hsiung (Xiong), et al. />