Cabbage

cultivars of Brassica oleracea ) is a biennial plant with green, white or purple leaves. This plant is usually grown as an annual vegetable crop for consumption

Obscure mealybug

obscure mealy bug ( Pseudococcus viburni ) is sometimes encountered on tomato, primarily at the foot of the stalk. In an overhead wire system of cultivation, [...] 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 [...] are laid in a sticky, foamy mass of wax threads, called an egg sac. Once the batch of eggs is laid, the female dies. First instar nymphs are yellow-brown

Cauliflower

are all members of the species Brassica oleracea. The cauliflower plant is an annual plant that reproduced by seed. The cauliflower head looks like broccoli [...] of white, flowering meristem. Only the cauliflower head is eaten, this white flowering part is at times referred to as ‘curd’. [...] vegetables, belongs to the species Brassica oleracea of the genus Brassica which is part of the family of Brassicaceae . Broccoli, Brussels sprouts, cabbage,

Two-spotted spider mite

ed. Eggs are usually found on the underside of leaves. They have an oval body that is rounded at the rear end. Their colour can vary from orange, light [...] General Two-spotted spider mite ( Tetranychus urticae ) is a pest of many crops throughout the world. Despite their small size, they are capable of very [...] are major crop pests. The two-spotted spider mite ( Tetranychus urticae ) is by far the most important species in greenhouses and many outdoor crops. Damage

Tobacco whitefly

Pakistan. The tobacco whitefly ( Bemisia tabaci ) has an enormous host range and has affected an extremely wide range of crops throughout the world. It [...] although strictly spoken this is not true) and adult. The larvae are found on the underside of young leaves and have an oval shape. The first instar larvae [...] and the excess is excreted as honeydew, with larger larvae expelling large quantities. The damage that whiteflies cause to a crop is the result of sucking

Grapefruit

citrus tree has a fruit that is sour to semi-sweet. Grapefruit ( Citrus paradisi ) is a hybrid between a pomelo ( C. maxima ) and an orange ( C. sinensis ) and

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 [...] phase of sustainable agriculture. With his farm as a living example, Koen is an inspiration for others striving for more sustainable agriculture." [...] lies Koen's farm, where traditional and organic agriculture come together. In an interview, Koen shares his personal experiences and insights about the future

Cotton aphid

General The cotton aphid ( Aphis gossypii ) is an extremely polyphagous aphid found on more than 700 plant species. Crop plants attacked by this aphid [...] affecting cucumber. Damage symptoms The cotton aphid ( Aphis gossypii ) is an important vector for viral diseases. This aphid species can transmit more [...] plants such as chrysanthemum and kalanchoe. The cotton aphid ( Aphis gossypii ) is distributed throughout the world but prefers the warmer regions. It has been

Neoseiulus cucumeris

mites in controlling thrips is mainly dependent on the size of the prey larvae. Thrips larvae try to defend themselves against an attack by a predatory mite [...] and thrips larvae killed by an adult mite are sometimes partly consumed by the nymphs. At 25°C under optimal conditions, an adult female Neoseiulus cucumeris [...] Neoseiulus cucumeris Neoseiulus cucumeris is most effective at temperatures between 15 and 25°C (59 and 77°F). It is not effective at temperatures above 30°C/86°F

Aphytis melinus

of the parasitic wasp is greatest around 25ºC. The lower temperature limit for its development is 13ºC and the upper limit is 38ºC. Behaviour of the parasitic [...] Aphytis melinus Aphytis melinus is a species of parasitic wasp belonging to the family Aphelinidae . This tiny wasp is widely recognized for its role in [...] host insects. Life cycle and appearance of Aphytis melinus Aphytis melinus is an ectoparasite: the female deposits one or more eggs beneath the scale cover