Roos van Maanen

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The broad mite is a serious pest of a variety of crops worldwide. Several phytoseiid mites have been described to control these mites. However, broad mites are still one of the major pest problems on greenhouse pepper in South-eastern Spain. The generalist predatory mite A. swirskii is widely used against other pests of pepper plants such as thrips and(More)
The impedance of loudspeaker units can be described by lumped-element models, which increase the efficiency and accuracy of cross-over design if applicable over the entire frequency range. We have extended current models to obtain excellent description in the entire useful range. Also, algorithms have been designed which automatically find the best(More)
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