Hybridization between Dactylopius tomentosus (Hemiptera: Dactylopiidae) biotypes and its effects on host specificity von Mathenge, C.W., Holford, P., Hoffmann, J.H., Zimmermann, H.G., Spooner-Hart, R.N., Beattie, G.A.C.

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Distinguishing suitable biotypes of Dactylopius tomentosus (Hemiptera: Dactylopiidae) for biological control of Cylindropuntia fulgida var. fulgida (Caryophyllales: Cactaceae) in S... von Mathenge, C.W., Holford, P., Hoffmann, J.H., Zimmermann, H.G., Spooner-Hart, R., Beattie, G.A.C.

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Biological control of cactaceae in South Africa von Neser, S., Zimmermann, H.G., Paterson, I.D., Klein, H., Mathenge, C.W., Hoffmann, J.H.

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