Johansson, Stig

Forestry in irrigation schemes with special reference to Kenya

1994 Odera, J. A. | Luukkanen, M. O. | Johansson, Stig | Kaarakka, Vesa |

Forestry in irrigation schemes. II. Research activities at Bura, Kenya 1988-89

1990 Johansson, Stig | Kaarakka, Vesa | Luukkanen, Olavi |

Forestry in irrigation schemes. I. Research activities at Bura, Kenya 1984-87

1990 Johansson, Stig | Kaarakka, Vesa | Luukkanen, Olavi |
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