Effect of vegetation cover on soil erosion in a mountainous watershed von Zhou, P., Luukkanen, O., Tokola, T., Nieminen, J.

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Spice crops agroforestry systems in the East Usambara Mountains, Tanzania: growth analysis von Reyes, T, Quiroz, R, Luukkanen, O, de Mendiburu, F

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The influence of different Acacia senegal agroforestry systems on soil water and crop yields in clay soils of the Blue Nile region, Sudan von Raddad, E.Y., Luukkanen, O.

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Field studies on the ecological strategies of Prosopis juliflora in a dryland ecosystem von Elfadl, M.A., Luukkanen, O.

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Relationship between environmental factors, tapping dates, tapping intensity and gum arabic yield of an Acacia senegal plantation in western Sudan von Ballal, M.E., El Siddig, E.A., Elfadl, M.A., Luukkanen, O.

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Tannins, flavonoids and stilbenes in extracts of African savanna woodland trees Terminalia brownii, Terminalia laxiflora and Anogeissus leiocarpus showing promising antibacterial p... von Salih, E.Y.A., Kanninen, M., Sipi, M., Luukkanen, O., Hiltunen, R., Vuorela, H., Julkunen-Tiitto, R., Fyhrquist, P.

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Productivity and nutrient cycling in young Acacia senegal farming systems on Vertisol in the Blue Nile region, Sudan von Raddad, E.Y, Luukkanen, O, Salih, A.A, Kaarakka, V, Elfadl, MA

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Improving the traditional Acacia senegal-crop system in Sudan : the effect of tree density on water use, gum production and crop yields von GAAFAR, A. M, SALIH, A. A, LUUKKANEN, O, EL FADL, M. A, KAARAKKA, V

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Gum arabic yield differently managed Acacia senegal stands in western Sudan von Ballal, M.E, El Siddig, E.A, Elfadl, M.A, Luukkanen, O

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Agroforestry for biodiversity conservation of nature reserves: functional group identification and analysis von HUANG, W, LUUKKANEN, O, JOHANSON, S, KAARAKKA, V, RÄISÄNEN, S, VIHEMÄKI, H

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Is the alien tree species Maesopsis eminii Engl. (Rhamnaceae) a threat to tropical forest conservation in the East Usambaras, Tanzania? von VIISTEENSAARI, J., JOHANSSON, S., KAARAKKA, V., LUUKKANEN, O.

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Photosynthetically active radiation transmittance of forest plantation canopies in the Ethiopian highlands von Yirdaw, Eshetu, Luukkanen, Olavi

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Adaptive genetic variation in water-use efficiency and gum yield in Acacia senegal provenances grown on clay soil in the Blue Nile region, Sudan von Raddad, El Amin Y., Luukkanen, Olavi

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Large Scale Soil Erosion Modeling For A Mountainous Watershed von Zhou, P, Nieminen, J, Tokola, T, Luukkanen, O, Oliver, T

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influence of different Acacia senegal agroforestry systems on soil water and crop yields in clay soils of the Blue Nile region, Sudan von Raddad, E.Y, Luukkanen, O

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Indigenous woody species diversity in Eucalyptus globulus Labill. ssp. globulus plantations in the Ethiopian highlands von Yirdaw, Eshetu, Luukkanen, Olavi

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Population genetic survey of Populus cathayana originating from southeastern Qinghai-Tibetan Plateau of China based on SSR markers von Peng, Y.H, Lu, Z.X, Chen, K, Luukkanen, O, Korpelainen, H, Li, C.Y

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Modified taungya system in Ghana: a win–win practice for forestry and adaptation to climate change? von Kalame, Fobissie B., Aidoo, Robert, Nkem, Johnson, Ajayie, Oluyede C., Kanninen, Markku, Luukkanen, Olavi, Idinoba, Monica

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Species diversity, forest structure and species composition in Tanzanian tropical forests von Huang, Wending, Pohjonen, Veli, Johansson, Stig, Nashanda, Michael, Katigula, M.I.L., Luukkanen, Olavi

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Environmental literacy in interpreting endangered sustainability. Case studies from Thailand and the Sudan von HARES, M, ESKONHEIMO, A, MYLLYNTAUS, T, LUUKKANEN, O

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