• FAQ Nematodes

  there are a number of other genera and species, but they are found in much smaller quantities. Are the released bacteria harmful? No. This group of bacteria [...] belong to the group of saprophytes. These nematodes are harmless and live of dead organic matter to provide a rich soil life. How do entomopathogenic nematodes [...] larvae will change color because of the growth of the bacteria and nematodes. In case of Heterorhabditis pink-reddish and Steinernema yellow-brownish. Under

• Antracnosis del haba

  blight) and lesions of stems, leaves, and pods (pea leaf spot and pea pod spot). Damage symptoms Ascochyta pisi causes spots on leaves, stems and pods of [...] peas. The spots on leaves and pods are round, on the stems they are more elongated. The lesions are light brown, sunken and surrounded by a dark brown [...] but is not part of the foot rot syndrome in peas. Infected seeds may have brown areas. Life cycle and appearance of Pea blight, leaf and pod spot Ascochyta

• Codling moth

  pomonella ) is a notorious, worldwide pest of apple and also occasionally of pear, quince, peach and other fruits. It is very common in Europe. Damage [...] prematurely and drop off. Life cycle and appearance of Codling moth The adults have a wing span of 15-22 mm, blackish-brown forewings, suffused with ash-grey [...] larvae are up to 20 mm long, initially whitish and later pale pinkish white, with a brown head and a pale anal plate. The pupa is 8-10 mm long and yellowish

• Black tea thrips

  mating, and males are rare. The adults are poor fliers and tend to remain in the shaded areas on the plant. The eggs are white and banana-shaped and are inserted [...] black tea thrips are dark brown with the apex of the abdomen paler; females are 1.4-1.7 mm long and males are 1.1-1.2 mm long. The legs are entirely white [...] turn yellow and drop. In addition, leaves are covered with small droplets of black excrement from the thrips. Life cycle and appearance of Black tea thrips

• Shore fly

  damage, and sometimes this can occur on such a scale that growth, particularly of young cuttings, can be retarded. Life cycle and appearance of Shore fly [...] singly and are bean-shaped. A first instar larva is translucent white. Second instar larvae are brownish, less translucent and their body is cylindrical. [...] The larvae are found in the top layer of damp soil, where they also pupate. The adult shore fly is black, about 4 to 5 mm long, and stout with short antennae

• Oriental fruit moth

  partially destroyed and filled with brown frass. Life cycle and appearance of Oriental fruit moth The adult has a wing span of 10-16 mm, and is dark-grey. When [...] Grapholita molesta ) is an important pest of peach and nectarines; other fruit trees like apple, pear, almond and apricot are also attacked by this pest. It is [...] full-grown larva and pupa. It is made of silken threads and particles of the objects on which it rests. The pupa is reddish-brown. The number of generations

• False spider mites

  protonymph, deutonymph and adult. They move slowly and are mostly found along the veins on the underside of leaves. The mites are flattened and egg-shaped when [...] seen from above, with their dorsal surface showing a net-like pattern. The eggs are a clear red colour and elliptical in shape. They are laid in a fold in [...] to other mites. Most species that cause damage to cultivated plants belong to the genera Brevipalpus and Tenuipalpus . The most common species are Tenuipalpus

• Escarabajos

  (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 [...] adults of beetles can cause damage to crops. The larvae of some species feed on growing tips and roots or chew and bore into stems, but in other species also [...] información What are beetles? Beetles belong to the order Coleoptera, a well-known group of insects that are easily recognizable on account of their hard wing

• Apple scab

  petioles and fruits and sometimes on twigs and bud scales. The lesions are olive-green. When spores are produced, the lesions become grey and fluffy. The [...] conidia, are formed which extend through the cuticula. The asexual conidia are released and repeat the cycle of infection of new plant parts and spore production [...] research that has been done on the influence of climatic conditions on release of ascospores and risk of infection, a decision support systems has been