Ecofarming practices : for tropical smallholdings /

類似資料

• Sustaining growth : soil fertility management in tropical smallholdings /
  著者:: Muller-Samann, Karl M.
  出版事項: (1994)
• Soil conservation and management in the humid tropics /
  出版事項: (1977)
• Properties and management of soils in the tropics /
  著者:: Sanchez, Pedro A.
  出版事項: (1976)
• Soils of the tropics : properties and appraisal /
  著者:: Wambeke, A. van
  出版事項: (1992)
• Farming systems principles for improved food production and the control of soil degradation in the arid, semi-arid, and humid tropics : summary of proceedings of an experts' meeting sponsored by the United Nations Environment Programme, 20-30 June 1983, ICRISAT Center, India.
  出版事項: (1986)