Rezultaty - "Coffee research report ;"

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  1. 1

    A preliminary report on the arabica coffee soils of Papua New Guinea / od Harding, P. E.

    Wydane 1984
    “…Coffee research report ;…”
    Książka
  2. 2

    A preliminary report on the robusta coffee soils of Papua New Guinea / od Harding, P. E.

    Wydane 1985
    “…Coffee research report ;…”
    Książka
  3. 3

    A comparison of coffee soil and leaf analyses from three laboratories / od Harding, P. E.

    Wydane 1988
    “…Coffee research report ;…”
    Książka
  4. 4

    Introduction, field evaluation and adaptability of rust resistant catimor coffee varietied in Papua New Guinea / od Kiara, Jacob M.

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  5. 5

    Coffea arabica cuttings trail, Aiyura 1991-1992 / od Charmetant, Pierre

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  6. 6

    Investigations into the nutritional requirements of unshaded plantation coffee in Papua New Guinea : block E7 factorial fertilizer trial, Aiyura Haes, Eastern Highlands Province, 1... od Harding, Paul E.

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  7. 7

    Foliar nutrient level studies in fertilised coffee in the Eastern and Western Highlands Provinces of Papua New Guinea / od Harding, Paul E.

    Wydane 1991
    “…Coffee research report ;…”
    Książka
  8. 8

    Land suitability evaluation for rainfed Arabica coffee production in Papua New Guinea / od Harding, Paul E.

    Wydane 1986
    “…Coffee research report ;…”
    Książka
  9. 9

    Studies on the epidemiology of coffee leaf rust in Papua New Guinea /

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  10. 10

    A preliminary report : development of strategic spray programmes with copper oxide for the control of coffee leaf rust in Papua New Guinea /

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  11. 11

    Optimum drop size and volume of spray solution for the application of foliar sprays against coffee leaf rust by hand lance and hydraulic nozzle /

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  12. 12

    Evaluation of back pack spray equipment used to apply agricultural chemicals to crops in Papua New Guinea /

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  13. 13

    Factors influencing the effectiveness of fungicides used to control coffee leaf rust in Papua New Guinea /

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  14. 14

    The effect of coffee leaf rust on canopy size and vield of coffee in Papua New Guinea /

    Wydane 1992
    “…Coffee research report ;…”
    Książka
  15. 15

    Foliar nutrient level studies in smallholder coffee gardens in the Kainantu area of Papua New Guinea / od Harding, Paul E.

    Wydane 1991
    “…Coffee research report ;…”
    Książka