Čájehuvvojit 1 - 2 oktiibuot 2 bohtosis ohcui ' Aiddostahte ozu
  1. 1
    Dahkki Muthappa, B. N.
    Almmustuhtton 1986
    Girji
    Lasit oiddohiidda
    Furkejuvvon:
    Interim report on the outbreak of coffee rust in the highlands of Papua New Guinea /
  2. 2
    Dahkki Silva, N. T. M. H. de
    Almmustuhtton 1987
    Girji
    Lasit oiddohiidda
    Furkejuvvon:
    Weed control strategies for coffee in Papua New Guinea : smallholders, shade, socio-economic and other factors /

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