Zobrazeno 1 - 10
of 30
pro vyhledávání: '"D. P. Garrity"'
Autor:
D. P. Garrity
Publikováno v:
Agroforestry Systems. :5-17
The Millennium Development Goals (MDGs) of the United Nations (UN) are at the heart of the global development agenda. This chapter examines the role of agroforestry research and development (RD but enterprise development and enhancement of tree-produ
Publikováno v:
Water Policy. 3:457-474
Research and policy on property rights, collective action and watershed management requires good understanding of ecological and socio-political processes at different social-spatial scales. On-farm soil erosion is a plot or farm-level problem that c
Publikováno v:
Agroforestry Systems. 52:171-183
There is much debate about the way conservation and development are best integrated to reduce the encroachment pressures of poor rural communities on the biodiversity resources of protected areas in the tropics. One frequently recommended instrument
Publikováno v:
Agronomy Journal. 92:98-105
Cultivated steeplands in the humid tropics require better soil management systems to meet increasing food demands. The objective of this 4-yr study was to evaluate the following four contour soil management systems for corn (Zea mays L.) production:
Autor:
D. P. Garrity, M. Cairns
Publikováno v:
Agroforestry Systems. 47:37-48
Shifting cultivation continues as the economic mainstay of upland communities in many countries in Southeast Asia. However, the conditions that historically underpinned the sustainability of rotations with long fallows have largely vanished. The impe
Publikováno v:
Agroforestry Systems. 46:251-272
The impact of contour hedgerow systems on soil sustainability under acidic conditions has been widely criticized. A study was undertaken to determine the effects of management and hedgerow species on soil properties. Cassia spectabilis (a non-N-fixin
Publikováno v:
Soil Science Society of America Journal. 62:1042-1048
Contour hedgerows promote infiltration, thereby reducing runoff and soil erosion on sloping lands. The increase in infiltration could increase the leaching of mobile chemicals. The objective of this study was to determine the effect of hedgerows on B
Publikováno v:
Agroforestry Systems. 42:107-120
Farming systems that minimize the rate of soil degradation and optimize food crop yields are needed to sustain soil productivity on sloping, acid, infertile soils in the humid tropics. Research was conducted on two Oxisols with slopes ranging from 22
Autor:
D. P. Garrity
Publikováno v:
Agroforestry Systems. 36:263-274