J. K. Hoffmann

Volatiles associated with different flower stages and leaves of Acacia cyclops and their potential role as host attractants for Dasineura dielsi (Diptera: Cecidomyiidae)

A. Jürgens, S. Johnson, M. Kotze, 2010 .

Distribution of selected plant parasitic nematodes relative to vegetation and edaphic factors.

J. K. Hoffmann, D. C. Norton, 1974, Journal of nematology.

Discocriconemella inaratus n. sp. and Criconemoides inusitatus n. sp. (Nematoda) from Iowa.

J. K. Hoffmann, 1974, Journal of nematology.

Ecology and morphology of Criconema and Criconemoides

J. K. Hoffmann, 1973 .

Distribution patterns of some criconematinae in different forest associations.

J. K. Hoffmann, D. C. Norton, 1976, Journal of nematology.

Longidorus breviannulatus n. sp. (Nematoda: Longidoridae) Associated with Stunted Corn in Iowa.

J. K. Hoffmann, C. D. Norton, 1975, Journal of nematology.