Potato aphid

American origin, but is these days distributed throughout the world. It is a highly polyphagous species with a preference for Solanaceae (particularly potato) [...] occurs early enough in the season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap is rich in sugars, but has a low [...] and ornamental crops and rendering them unsuitable for market. At the same time, photosynthesis in the leaves is reduced, affecting production. Life cycle

Caterpillars

solutions for caterpillars, professional growers can protect their crops effectively and sustainably, ensuring consistent quality and yield. Solutions for caterpillar [...] caterpillars. Some species mine in leaves or bore holes into fruit or stems, making them difficult to detect and control. In addition to consumption of the [...] affects yield and quality. Effective caterpillar control is therefore essential for maintaining healthy and productive crops. Biological control of caterpillars

General Conditions Koppert

Koppert and/or for which Koppert performs work and/or provides Advice or Services; • Days: all calendar days, unless specified as working days; • Complaints [...] V. makes an explicit claim for payment of this interest. In addition, the Buyer is obliged to compensate Koppert in full for the losses Koppert suffers [...] s and/or Products in question cannot in any case be offered for sale or resale. All Natural Enemies, Pollinators and/or Products for which a complaint

Pierce's disease of grapevine

depends on the plant species: in peach, bacteria are found in high numbers in the roots, whereas in plum, high numbers are found in leaves and fruits. The bacteria [...] die. This happens faster in younger vines than in older ones and faster in susceptible cultivars (within 2-3 years) than in more tolerant cultivars, which [...] vectors or dormant plants. In citrus, the bacteria can be transferred in seed used for propagation. The bacteria are limited in many regions by winter conditions

Broad mite

General The broad mite (Polyphagotarsonemus latus) occurs in the tropics and in greenhouses in temperate regions. The broad mite (Polyphagotarsonemus latus) [...] of legs in both males and females is different to the others and not used for walking. After moulting to the third larval stage the larvae stay in their [...] leaves. In case of a mild infestation, one can often see brown, frequently collapsed spots, or brown stripes forming a fine network on the leaves. In case