Leaf stripe

graminea is monocyclic, which means there is only one disease cycle during the cropping season. The fungus is seed-borne and this systemic infection is the [...] General Pyrenophora graminea is a disease of Barley that causes significant yield losses. Damage symptoms Symptoms first occur on the first, second and [...] of the leaf. The leaf splits at the end which makes it look shredded. This is typical for this disease. Infected plants may be stunted and heads may be

Macro-Mite

on rates typically range from 100-500 per m 2 /release. Consult a Koppert advisor or a recognised distributor of Koppert products for advice on the best [...] moist, rich in organic matter and have a loose structure. The minimum temperature for successful use of Macro-Mite is 15°C (59°F). Combined use For thrips [...] the base of plant stems. The reduction of the infestation level occurs at a slow but steady rate. Pack size 50,000 predatory mites . Presentation 3.6 litre

Natutec Airobug

revolving dosage pots ensures a uniform release of carrier material containing natural enemies. The airflow from the fan guarantees a uniform distribution of [...] of this material up to a distance of at least 10 metres from the Airobug. Product components The Airobug is available for mono-rail or pipe-rail and consists [...] mixing pots Batteries (24V) with charger The Airobug for mono-rail includes a lift to attach the blowing device onto the rail Volume of dosing pot/drum 3

Tree specialist Wolterinck: Control of oak processionary caterpillar with Entonem

cover, Bacillus thuringiensis can also have a good combatting effect.’ Staunch advocate Wolterinck BV is a staunch advocate of Entonem against the oak [...] Wolterinck BV in Beltrum, the Netherlands, is a specialist in tree care and weed control and works on behalf of local authorities and governmental bodies [...] The product is our preferred method over products based on Bacillus thuringiensis , which can only be used on trees with leaves. Nematodes are a better solution

Vine mealybug

stages are present only in the male. After a complete metamorphosis, a winged male emerges from the pupa. The male is smaller (1 mm), dark orange in color with [...] mouthparts. The female is larger (3 mm) and voluminous, has an elongated oval shape and has no wings. The body is covered with a fine waxy material and [...] defoliation. The overall effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low

Apple

of the apple is protected by a layer of epicuticular wax. Apples usually have a yellowish-white coloured exocarp. Sometimes their flesh is also pink or [...] deciduous apple tree belongs to the rose family and is now cultivated for its fruit all over the world. It is the most common cultivated species of the genus [...] tics. Ripe apples usually have a red, yellow, green, pink, or russetted coloured skin. Additionally there exists also a wide range of bi- or tri-colored

Cabbage moth

youngest a transparent yellow to grey-green with a characteristic brown-black head capsule. After the third moult, the caterpillar is green with a dark back [...] General The cabbage moth (Mamestra brassicae) is a highly polyphagous defoliator. Besides being a major cabbage pest, it feeds on 70 plants of 22 families [...] becoming steadily darker until they are a brown-black or sometimes even a purple colour. They are ridged and have a light network of markings. First instar

Goat moth

Cossus cossus ), is a pest of broad-leafed trees. It is most often found in birch, ash, willow and elm but can also attack fruit trees. It is widespread in [...] long, pink when young, later with yellowish sides and a dark red back with a black head. The pupa is 5-6 cm long, dark brown, with spines on the abdominal [...] eventually die. Life cycle and appearance of Goat moth The wingspan of the adults is 70-100 mm; body and wings are dull greyish brown, partly suffused with grey

Grower Koen - Embracing biological crop protection in agriculture

traditional farming practices. For him, it is clear that chemical-free farming is an inevitable trend, and he is determined to prepare for this new phase [...] l and organic is actually quite pleasant," he explains. He emphasizes that his approach stemmed from both practical considerations and a conscious choice [...] decided to find a balance between both approaches. This way of working allows him to gain experience in using biological crop protection . As a result, he acquires

Cotton aphid

The cotton aphid ( Aphis gossypii ) is distributed throughout the world but prefers the warmer regions. It has been a pest in European greenhouses since [...] 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 [...] plants. Retarded growth and defoliation reduce yield. Plant sap is rich in sugars, but has a low protein content. Aphids therefore need to extract large