RedStar places trust in Natutec Scout

seeing the trend. Is the level of whitefly infestation staying the same or is it going up or down? I want to see that at a glance. If there is an increasing [...] trust the improved version of the app. After all, the software no longer makes mistakes, while I or others still can. The app is very reliable, the chance [...] immediately tells you how the level of infestation is developing.’ At RedStar, Jan van Nieuwkerk is responsible for plant protection at the company's six locations

Better insights and digital advice with Natutec Scout

2019 and is very happy with how it works. ‘Scouting with the app is much faster thanks to the scanner’s digital image recognition and the link to the Koppert [...] Barry explains, ‘The map of our greenhouses, which is programmed into the app, allows us to see where an infestation is and how it is evolving. It also [...] bell – as soon as the level of infestation exceeds the threshold, it’s a signal to the grower that he needs to take action. This is how Barry Enthoven of

Tomato leafminer

occur underneath the crown of the fruit and even inside the fruit itself. On leaves, the larvae only feed on mesophyll tissues, leaving the epidermis intact [...] mine inside the leaf, stem or fruit. In the second to fourth instars they become greenish with a black band behind the head. The prepupae of the tomato leaf [...] place in the soil or on the surface of a leaf, in a curled leaf or in a mine. If they leave the mines they build silk cocoons on the leaflets or in the soil

Cotton aphid

from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation [...] as chrysanthemum and kalanchoe. The cotton aphid ( Aphis gossypii ) is distributed throughout the world but prefers the warmer regions. It has been a pest [...] skin, betraying their presence in the crop. The cotton aphid can be distinguished from other aphids by the colour of the two cornicles (siphunculi). These

Damping-off

bulbs. At first, the plants recover during the night, but later the plants wilt irreversibly. In potted plants the flower buds fall off. The side roots rot [...] of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection is the easy [...] enable the spores to move through water. The zoospores are chemically drawn to the growing roots of young plants and move towards them through the soil water

Amblydromalus limonicus

us limonicus is not recommended as it is hindered by the glandular hairs on the stems and leaves and does not build up a population. How to use Amblydromalus [...] control Amblydromalus limonicus is used for the control of the following pests: Thrips Whitefly Amblydromalus limonicus is a generalist predatory mite feeding [...] fluids from leaves, which is useful for instance in sweet pepper crops as the predatory mite can establish in the crop before the pest appears. Amblydromalus

Tobacco thrips

start to appear in the spring and peak in the autumn, with minimal presence in the winter. However, in warmer climates, such as the Mediterranean, this [...] significant damage on fruit. The feeding activity of the thrips often leaves scars and blemishes on the fruit surface, which reduces the fruit's quality and m [...] sheltered places on the plant. The prepupal and pupal instars can be recognized by their developing wing buds. Compared to the prepupa, the pupa has longer

Laeveld_Agrochem_GROEI_20_-_Winter_2022.pdf

Independence. The structure of both these varieties is the highest priority in years one through four. The structure is the base for the rest of the tree’s (and [...] source, the chemical is likely an attractant. If no clear pattern is seen in the preferences of the insects, the odour might not influence the behaviour of [...] yields. The most important factor to consider in determining profitability on a farm is the growing condition. What is in the soil? What is in the water