Example sentences for: behrandt

How can you use “behrandt” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • According to Behrandt, diapause occurs at the end of anatrepsis (germband immersion) in Aphis fabae . This has been corroborated by the observation that in Sitobioum graminum the majority of embryos also pass winter at the end of anatrepsis [ 13 ] , and the same may be true of Aphis pomi in Virginia USA [ 14 ] . Other aphids, however, including German clones of Aphis pomi, appear to develop constantly throughout the winter, with no definite resting stage [ 15 ] . A resting stage is a widely reported characteristic of diapause [ 1 2 16 17 18 ] and so the extent to which diapause occurs generally in aphids is therefore in some doubt.

  • The conditions required to induce the production of sexual males and females has been established [ 8 9 ] . There has also been work on the influence of genetic background and the environment on the duration of egg development in different species and strains [ 10 11 ] . The most comprehensive study of aphid egg development, by Behrandt [ 12 ] , suggests that it constitutes three stages: (i) a temperature dependent period of initial development, (ii) a temperature independent 'diapause' followed by (iii) temperature dependent development.


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