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Now showing items 1103-1122 of 4055

    • E: Environment 

      Raimadoya, M. (2007)
      It describes the progress of the environmental objective of LTRA 5 in Indonesia specifically progress in SWAT parameterization and procurement of satellite imagery.
    • Early detection of troical deforestation: An IFRI pilot study in Uganda 

      Becker, C.D.; Banana, A.Y. (The Foudation for Environmental Conservation, 1995)
      This International Forest Resources and Institutions (IFRI) pilot study explores the following idea: if ecological conditions between forest patches are the same, then major structural and biological differences between ...
    • Early evidence on conservation farming in Zambia 

      Haggblade, S.; Tembo, G. (Ithaca, NY: Cornell University, 2003)
      Conservation farming practices such as minimium tillage, crop residue retention, precision input application, and nitrogen-fixing crop rotations offer some sustainable farming methods for Zambian smallholder farmers. These ...
    • Early indicators of change during transition to conservation practices by smallholder farmers in western Kenya 

      Norton, U.; Norton, James; Odhiambo, J.A.; Omondi, E. (2014)
      This paper presents research to identify and assess soil and plant parameters during transition to selected conservation agriculture practices identified by smallholder farmers in western Kenya.
    • Earthworm populations and growth rates related to long-term crop residue and tillage management 

      Eriksen-Hamel, N.S.; Speratti, A.B.; Whalen, J.K.; Legere, A.; Madramootoo, C.A. (Elsevier, 2009)
      This study evaluates the effects on earthworm populations of three tillage systems (moldboard plow/disk harrow (CT), chisel plow or disk harrow (RT) and no tillage (NT)) with high or low crop residue input levels. In the ...
    • Earthworm populations and species distributions under no-till and conventional tillage in Indiana and Illinois 

      Kladivko, E.J.; Akhouri, N.M.; Weesies, G. (Elsevier, 1997)
      This study compares the effects of no-tillage and conventional tillage on earthworm populations and species distributions across a variety of soil types.
    • Earthworm populations as affected by long-term tillage practices in southern Alberta, Canada 

      Clapperton, M.J.; Miller, J.J.; Larney, F.J.; Lindwall, C.W. (Elsevier, 1997)
      This study compared earthworm populations of a dryland wheat-fallow rotation after 25 years of zero tillage or conventional tillage. Significantly more earthworms were found in the zero tillage treatments, leading the ...
    • Earthworms promote the reduction of Fusarium biomass and deoxynivalenol content in wheat straw under field conditions 

      Wolfarth, F.; Schrader, S.; Oldenburg, E.; Weinert, J.; Brunotte, J. (Elsevier B.V., 2011)
      Earthworms provide numerous ecosystem services within the context of Conservation Agriculture. Two species of earthworms, Lumbricus terrestris and Aporrectodea caliginosa, were field-tested to determine their impacts on ...
    • Echuya Forest Conservation Project 

      Nature Uganda (2007-07-20)
      The project had established seven community tree nurseries in the working area, and has planted out over 100,000 seedlings of Pinus, Grevillea and Calliandra. It has trained over 124 farmer groups in enterprise selection. ...
    • Eco-Certification as an incentive to conserve biodiversity in rubber smallholder agroforestry systems: A preliminary study 

      Gouyon, A. (Bogor, Indonesia: World Agroforestry Centre (ICRAF), 2003)
      Rubber agroforests managed by smallholders, a low intensity cultivation system with a forest like structure, cover more than 1 million ha in Indonesia and contribute significantly to the conservation of forest species. In ...
    • Ecoagriculture: A review and assessment of its scientific foundations 

      Buck, L.E.; Gavin, T.A.; Lee, D.R.; Uphoff, N.T. (Ithaca, New York: Cornell University; SANREM CRSP, University of Georgia, 2004)
      As problems such as the loss of biodiversity, rural poverty and environmental degradation get worse, natural resource management practices need to change to counter this trend. New institutions and practices need to be ...
    • Ecoagriculture: Strategies to feed the world and save wild biodiversity 

      McNeely, J.A.; Scherr, S. (Washington: Island Press, 2003)
    • Ecological direct payments in Swiss Agricultural Policy 

      Swiss Government (2007-06-21)
      The Swiss Agricultural Policy allows environmentally friendly farming practices to be compensated according to specific criteria outlined in the Federal Ordinance on Ecological Direct Payments. A distinction is made between ...
    • Ecological genomics and epidemiology 

      Garrett, Karen A.; Hulbert, S.H.; Leach, J.E.; Travers, S.E. (2006)
      We have previewed the potential for ecological genomics to contribute to the management of plant disease.
    • Ecological modernization: From national emergence to global maturation 

      Mol, A.P.J. (Cambridge, MA: MIT Press, 2001)
      This chapter examines how a contradiction has developed in the environmental movement in the past decade. On the one hand, the environmental consequences of globalization have attracted only limited attention, but when ...
    • Ecological services provided by rainforest arthropods 

      CSIRO entomology (2006-10-10)
      The role of rainforest arthropods in providing ecological services/dis-services (including pollination, natural enemies of herbivore pests and the dis-service of damage to crops by herbivores) in agricultural crops adjacent ...
    • Ecology and epidemiology in R: Disease forecasting and validation 

      Esker, P.D.; Sparks, Adam H.; Campbell, L.; Guo, Z.; Rouse, M.N.; Silwal, S.D.; Tolos, S.; Van Allen, B.; Garrett, Karen A. (St. Paul, MN: The American Phytopathological Society, 2008)
      This online training module shows how to approach plant disease forecasting and validation using the free R programming environment. It gives an overview of the background of plant disease forecasting, the current ways ...
    • Ecology and epidemiology in R: Disease progress over time 

      Sparks, Adam H.; Esker, P.D.; Bates, M.; Dall'Acqua, W.; Guo, Z.; Segovia, V.; Silwal, S.D.; Tolos, S.; Garrett, Karen A. (St. Paul, MN: The American Phytopathological Society, 2008)
      This online training module shows how to analyze disease progress over time using the free R programming environment. Students reading this module will be able to assess and interpret disease progress, and apply modeling ...
    • Ecology and epidemiology in R: Modeling dispersal gradients 

      Esker, P.D.; Sparks, Adam H.; Bates, M.; Dall'Acqua, W.; Frank, E.E.; Huebel, L.; Segovia, V.; Garrett, Karen A. (The American Phytopathological Society, 2007)
      This training module shows how to model and analyze pathogen dispersal using the free R programming environment.
    • Ecology and epidemiology in R: Spatial pattern analysis 

      Sparks, Adam H.; Esker, P.D.; Antony, G.; Campbell, L.; Frank, E.E.; Huebel, L.; Rouse, M.N.; Van Allen, B.; Garrett, Karen A. (St. Paul, MN: The American Phytopathological Society, 2008)
      This online training module shows how to analyze disease spatial patterns using the free R programming environment. Students reading this module will learn the types of spatial patterns, and be able to differentiate between ...