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  1. 181
    Published 1980
    Conference Proceeding Book
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    Microbial control of insect pests : a record of lectures and practical classes presented at a UNESCO/UNEP/ICRO Regional Training Course, Dunedin, New Zealand, August 1977 /
  2. 182
    Published 1972
    Book
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    Micronutrients in agriculture : proceedings of a symposium held at Muscle Shoals, Alabama, April 20-22, 1971 /
  3. 183
    Published 1980
    Conference Proceeding Book
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    Mineral nutrition of fruit trees /
  4. 184
    Published 1996
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    Molecular aspects of pathogenicity and resistance : requirement for signal transduction /
  5. 185
    Published 1996
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    Molecular genetics and evolution of pesticide resistance /
  6. 186
    Published 1991
    Book
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    Molecular strategies of pathogens and host plants /
  7. 187
    Published 1996
    Conference Proceeding Book
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    Mughal gardens : sources, places, representations, and prospects /
  8. 188
    Published 1971
    Conference Proceeding Book
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    Mutation breeding for disease resistance : Proceedings of a panel ... organized by the Joint FAO/IAEA Division of Atomic Energy in Food and Agriculture and the FAO Plant Production and Protection Division and held in Vienna, 12-16 Oct. 1970.
  9. 189
    Published 1981
    Conference Proceeding Book
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    Mycoplasma diseases of trees and shrubs : edited by Karl Maramorosch, S.P. Raychaudhuri.
  10. 190
    Published 1971
    Government Document Conference Proceeding Book
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    Mycorrhizae : proceedings.
  11. 191
    Published 1984
    Book
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    National parks, conservation, and development : the role of protected areas in sustaining society : proceedings of the World Congress on National Parks, Bali, Indonesia, 11-22 October 1982 /
  12. 192
    Published 1994
    Conference Proceeding Book
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    Natural and engineered pest management agents /
  13. 193
    Published 1991
    Conference Proceeding Book
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    Naturally occurring pest bioregulators /
  14. 194
    Published 1997
    Conference Proceeding Book
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    Nature and ideology : natural garden design in the twentieth century /
  15. 195
    Published 1969
    Book
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    Nitrogen and soil organic matter : proceedings of a conference organized by the soil scientists of the National Agriculture Advisory Service, October 22nd-23rd 1964.
  16. 196
    Published 1978
    Book
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    Nitrogen in the environment /
  17. 197
    Published 1991
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    Nitrogen turnover in the soil-crop system : modelling of biological transformations, transport of nitrogen and nitrogen use efficiency : proceedings of a workshop held at the Institute for Soil Fertility Research, Haren, the Netherlands, 5-6 June 1990 /
  18. 198
    Published 1971
    Conference Proceeding Book
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    Oak symposium : proceedings.
  19. 199
    Published 1989
    Conference Proceeding Book
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    Oceania Benchmark Sites Network for Agrotechnology Transfer (OBSNAT) Workshop : Noumea, New Caledonia, 5-16 June 1989 : report.
  20. 200
    Published 1980
    Book
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    Opportunities for increasing crop yields : taken from proceedings of a meeting held at the University of Reading, 17-21 September 1979 to celebrate the 75th anniversary of the Association of Applied Biology [i.e. Biologists] /

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