Vine mealybug

an adequate intake of protein, mealybugs must therefore ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew. Charac [...] stages: egg, first, second and third instar nymph, prepupa, pupa and adult. The eggs are golden-yellow in color and are deposited in an cottony egg sac (ovisac) [...] and pomegranates. Control Vine Mealybug How to get rid of vine mealybug Life cycle and appearance of Vine mealybug The Mediterranean vine mealybug ( Planoccoccus

Pine processionary moth

during the following summer because of the persistence of allergenic hairs in the remains of winter nests The larvae of the Pine processionary moth cause [...] the viability of oak trees. Life cycle and appearance of Pine processionary moth The female moth has a wingspan of 36-49 mm; the wingspan of the male is [...] nearest pines. The eggs are laid in cylindrical masses around pairs of needles; most eggs masses are laid on the peripheral shoots of the crown and contain

Cottony cushion scale

bright-red, oblong eggs over a period of 2 to 3 months. After leaving the egg sac, the crawlers settle along the midribs and veins of the leaves. The next [...] combined length of up to 20 mm. The 'females' are actually hermaphrodites with fertilization occurring between the eggs and the sperm of the same individual [...] first ever example of successful classical biological control. The cottony cushion scale has subsequently spread widely through most of the tropical and

Neoseiulus californicus

arrival of new prey. Life cycle of Neoseiulus californicus The developmental stages are the same as for other members of the Phytoseiidae family: egg, larva [...] length. The eggs are oval, transparent to white in colour and are deposited on the underside of the leaves. They are smaller than those of Phytoseiulus [...] similar to eggs of other predatory mites like for instance Amblyseius swirskii or Amblydromalus limonicus . The larvae have three pairs of legs and, unlike

Parasitoid wasps

laying its eggs inside or on a host pest. Here's how it works: Egg laying: A female parasitoid wasp seeks out a suitable host pest. The choice of host depends [...] animals, or the environment. Benefits of parasitoid wasps Using parasitoid wasps for pest control offers a range of benefits: Enhanced crop protection : [...] ecosystem balance: The introduction of parasitoid wasps into commercial growing environments can promote biodiversity, as the use of harmful chemicals decreases

Tomato leaf miner

tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity of foliage can get damaged [...] feeding spots. Life cycle and appearance of Tomato leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar [...] adult females feed or lay eggs, they bore a hole using their toothed ovipositor, usually in the upper side of the leaf. Egg spots are oval and hard to

Impatiens thrips

leaves and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When infestations [...] able to spread as a consequence of the trade in foliage plants. Impatiens thrips (Echinothrips americanus) has a wide range of hosts. In addition to many [...] greenhouses. Life cycle and appearance of Impatiens thrips Impatiens thrips (Echinothrips americanus) develops in six stages: egg, two larval instars, prepupa,

Apple rosy aphid

Dysaphis plantaginea lays eggs in autumn in bark crevices on spurs and smaller branches, and on the base of buds of apple trees. The eggs hatch in spring and [...] premature leaf fall and death of shoots. Fruits from infested trusses are small and malformed and ripen prematurely. Feeding of aphids directly on fruits causes [...] skin. Life cycle and appearance of Rosy apple aphid Aphids have a complex life cycle, with both winged and wingless forms of adults, and a great variety in

Spidex Vital Trial Results

foundation of our spider mite control. Over time it grew to be one of the most important products for our growers. As the result of many years of research [...] Vital 0 0 2. Improved egg laying capacity; faster and more eggs Test setup: Under controlled conditions, deposited eggs of the adult Spidex Vital females [...] The graph below shows the results of the collected data Cumulative egg laying during a 5 day period Cumulative eggs per female 25 Spidex Vital Spidex

Pea leaf miner

is affected. The size of a leaf tunnel depends on the stage of development of the leaf, the species of host plant and the species of leaf miner. The older [...] located at the base of the leaf. Life cycle and appearance of Pea leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars [...] tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity of foliage can get damaged