Powdery mildew

Leveillula. Damage symptoms Powdery mildew symptoms are fairly similar in all plant-pathogen combinations. The symptoms are white fluffy colonies, first [...] that cause powdery mildew ( Erysiphe, Podosphaera, Oïdium, Leveillula ) are all biotrophic fungi, meaning they feed on living plant cells and barely survive [...] structures containing ascospores. Ascospores have not been found yet for all powdery mildew fungi and especially in greenhouse crops they don’t play a

Tomato russet mite

was detected for the first time in Australia and is a pest in tomatoes in all areas where they are grown. Other members of the plant family Solanaceae may [...] upwards as the mites ascend. Life cycle and appearance of tomato russet mite All life stages of the tomato russet mite are extremely small and difficult to [...] divided into two parts: the head with the mouthparts, and the rest of the body. All mobile stages have only two pairs of legs, whereas other mite groups have

Pollination

Beetles

(elytra). With more than 350,000 known species, Coleoptera is the largest of all insect orders and displays an enormous variety of form, size and habit. A [...] complete metamorphosis, that is, the larvae do not resemble the adult at all, and must pass through a pupal instar before reaching the adult stage. Larvae [...] wing covers. Many species are very capable fliers but others cannot fly at all. Beetle damage Both larvae and adults of beetles can cause damage to crops

Hemp russet mite

upward curling of leaf edges. Life cycle and appearance of Hemp russet mite All life stages of the hemp russet mite are extremely small and difficult to observe [...] divided into two parts: the head with the mouthparts, and the rest of the body. All mobile stages have only two pairs of legs, whereas other mite groups have

Biosolutions for Propagation

des like Isarid™ and Entonem are commonly applied. Entonem Isarid Expand all items Heidi inspects rose stock her Alma Mater UWRF, following up on Dr Zlesak’s [...] Bacilirid™ Biological Fungicide Capsanem Entonem Isarid Trianum-P Expand all items Kristen Fowler ran a propagation greenhouse before joining with Koppert—her [...] mobile adult phases of these pests. Horiver Wetstick Predatory mites Expand all items Jeremy Webber (center) with two global Koppert experts brought in to

Rhizoctonia solani

depend on the time of infection. In general, the fungus causes symptoms on all plant parts that are in or close to the soil. Early infection of the growing [...] more or less specific to the pathogenicity of different host groups. Not all isolates are pathogenic, many isolates are purely saprophytic soil inhabitants

Cryptolaemus montrouzieri

Cryptobug-L . Mealybug species Citrus mealybug Long-tailed mealybug Expand all items Best conditions for use of Cryptolaemus montrouzieri The minimum temperature [...] 25°C and 28°C (68 and 82°F). Feeding behaviour of Cryptolaemus montrouzieri All moving stages of Cryptolaemus montriouzieri prey on mealybugs , seizing their [...] larvae prefer the eggs and young larvae, while older larvae appear to prey on all stages of mealybugs equally. Adult ladybirds are good fliers and can disperse

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Coleobug

day. Adults also maintain a high consumption rate. Both life stages feed on all aphid instars, including winged ones (alates). This mode of action makes it