Active defense against Varroa mites in a Carniolan strain of honeybee (Apis mellifera carnica Pollmann) von RUTTNER, F, HÄNEL, H

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Morphometric studies on the microtaxonomy of the species Apis mellifera L von Kauhausen-Keller, D., Ruttner, F., Keller, R.

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Distribution and variation of size of Apis florea F in Iran [Apis mellifera yemenitica, geographic variation, cline] von Ruttner, F. (JW Goethe Universitaet Frankfurt am Main, Oberursel (Allemagne). Institut fuer Bienenkunde), Mossadegh, M.S, Kauhausen Keller, D

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Biometrical statistical analysis of the geographic variability of Apis mellifera L., 1: Material and methods von Ruttner, F. (Institut fuer Bienenkunde, Oberursel (Germany, F.R.)), Tassencourt, L, Louveaux, J

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The problem of the cape bee [Apis mellifera capensis escholtz]: parthenogenesis size of population. Evolution von RUTTNER, Friedrich

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Assortative mating in a mixed population of European honeybees, Apis mellifera ligustica and apis Mellifera carnica von KOENIGER, G, KOENIGER, N, PECHHACKER, H, RUTTNER, F, BERG, S

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Experimental analysis of reproductive interspecies isolation of Apis mellifera L. and Apis cerana Fabr von RUTTNER, F, MAUL, V

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Position of the red honey bee, Apis koschevnikovi (Buttel -Reepen, 1906), within the genus Apis von Ruttner, F. (Goethe Universitaet Frankfurt am Main, Oberursel (Germany, F.R.). Fachbereich Biologie, Institut fuer Bienenkunde), Kauhausen, D, Koeniger, N

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Ecoclines in the Near East along 36° N latitude in Apis mellifera L von RUTTNER, F, ELMI, M. P, FUCHS, S

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Ecoclines in the Near East along 36 degree N latitude in Apis mellifera L von Ruttner, F, Pour Elmi, M, Fuchs, S

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Male reproductive organs of Apis dorsata von Koeniger, G. (Goethe Universitaet, Oberursel (Germany). Fachbereich Biologie, Institut fuer Bienenkunde), Mardan, M, Ruttner, F

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Assortative mating in a mixed population of European Honeybees,Apis mellifera ligustica andApis mellifera carnica von Koeniger, G., Koeniger, N., Pechhacker, H., Ruttner, F., Berg, S.

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Quantification of 9-oxo-decenoic acid in the life history of the Cape honeybee (Apis mellifera capensis Escholtz) von Hemmlung C, Koeniger N, Ruttner F

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Specific differences in the development of ovaries and egg laying of queenless workers of several races of the honeybee, Apis mellifera L von Ruttner F, Hesse B

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The origin of the pore in the drone cell capping of Apis cerana Fabr von Haenel, H. (Universitaet Frankfurt, Oberursel (Germany, F.R.). Institut fuer Bienenkunde), Ruttner, F

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Morphometric studies on the microtaxonomy of the species Apis mellifera L: Intra-specific variation in the honey bee von KAUHAUSEN-KELLER, D, RUTTNER, F, KELLER, R

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Pseudofumaria alba (Mill.) Lidén

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The problem of the cape bee, Apis mellifera capensis Escholtz. Parthenogenesis - size of population - evolution von Ruttner F

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Die Honigbienen des Iran. I: Apis florea Fabricius von RUTTNER, F, POURASGHAR, D, KAUHAUSEN, D

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Cytological analysis of the thelytokous parthenogenesis in the Cape honeybee (Apis mellifera capensis Escholtz) von Verma, S. (Universitaet Frankfurt, Oberursel (Germany, F.R.). Institut fuer Bienenkunde), Ruttner, F

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