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  1. 1
    Agricultural Geography
    由 Dhillon, S S, Singh, Jasbir
    出版 2006
    Printed Book
  2. 2
    Crop ecology: productivity and management in agricultural systems/
    由 Connor, David J.
    出版 2011
    Printed Book
  3. 3
    Crop ecology : productivity and management in agricultural systems /
    由 Connor, David J.
    出版 2011
    获取全文
    Printed Book
  4. 4
    Tending the earth : traditional, sustainable agriculture in India /
    由 Pereira, Winin
    出版 1993
    Printed Book
  5. 5
    Text book of farming systems /
    由 Nanwall, R K
    出版 2016
    Printed Book
  6. 6
    Biodiversity in agricultural production systems /
    Table of contents
    Publisher description
    Printed Book
  7. 7
    Conservation and agriculture
    由 Hawkes, J G
    出版 1978
    Printed Book
  8. 8
    Climate change mitigation and agriculture /
    出版 2017
    Printed Book
  9. 9
    Crop ecology :
    由 Connor, D. J.
    出版 2011
    Printed Book
  10. 10
    Crop ecology: productivity and management in agricultural systems
    由 Connor,David J
    出版 2011
    Printed Book
  11. 11
    Introduction to agriculture systems
    由 Spedding, C R W
    出版 1979
    Printed Book
  12. 12
    Introduction to farming systems
    由 Haines, M
    出版 1982
    Printed Book
  13. 13
    Readings in farming systems researth and development
    由 philipp, P.F
    出版 1982
    Printed Book
  14. 14
    History of farming systems research
    出版 2000
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    电子书
  15. 15
    Agricultural systems: Agroecology and rural innovation for development
    由 Pound, Barry
    出版 2008
    Printed Book
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