Different life stages can be identified: Egg stage: Adalia bipunctata eggs are very small, elongated, and yellowish orange in color. They are…
and research. And by what companies like Koppert can contribute, bringing very specific biological solutions that do not develop resistance to pests,"…
weeds. The secretive habit of the caterpillars of this species makes them very difficult to control with synthetic pesticides. Life cycle and…
and fused with the body. Therefore, vine weevils cannot fly but can walk very well. They are strictly nocturnal; during the day they hide, and can…
concludes, ‘We will explain the added value of the new product to the market in very clear terms. Just like its predecessor more than fifty years ago,…
concern when the average number per leg is as low as two. When populations are very large (> 25 flies/leg), the insects will begin to cluster on the…
company has decided to pursue a strict preventive policy. ‘We have set a very high standard,’ say Van de Wel, Veldhuijs, and Mulder. ‘Our dosages and
egg, the larva is yellowish white. The eggs and the first larval stages are very difficult to find in the crop due to their small size and colour.…
the larva adapts itself to the structure of the leaf on which it lives. On very hairy leaves, the larva can sometimes become deformed if the growth is…
Research and field experience however show that beneficial nematodes are also very effective on foliage-feeding pests. A fact that offers growers many…
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