Asian citrus psyllid

through most of the southern states and Mexico however the state of Florida is the most affected area by the vectored disease. Damage symptoms The psyllid [...] widely distributed in southern Asia and the disease is responsible for the destruction of several citrus industries in Asia and Africa. In North America, it [...] huanglongbing (HLB). Nymphs and adults of the psyllid take the bacteria into their bodies by feeding on bacteria-infected plants and then disease is spread

Effective thrips control with predatory mites

productivity and health, and ensure market compliance – without an impact on the environment and human health. Koppert is the pioneer in the development [...] starting in 1967 with the production of the predatory mite Phytoseiulus persimilis . Over the years, we have further specialized in producing a big range [...] Thrips are one of the most challenging pests in horticulture and agriculture, causing both direct and indirect damage to a wide range of crops. Their ability

Encarsia formosa

inside the greenhouse Bend and tear off the strips opposite to the mounting hole Make sure not to touch the pupae during handling Suspend the cards in the [...] inside the whitefly nymphs, which are then consumed from the inside out by the developing larvae. The larvae feed on the internal tissues of the host, leading [...] brown in colour. The pupa of E. formosa is unique among the species of Encarsia , in that it is formed immediately beneath and in contact with the whitefly

Tomato pinworm

under the calyx into the fruit. The name tomato pinworm in derived from the very small pinholes at the points of entry, which are often marked by the presence [...] Mining by larvae in the leaves is the most common type of injury. Initially, the mine is long and narrow, but it later widens to become blotch-shaped. Older [...] be present, with which it shares similar habits. Due to the initial damage of the larva which forms a mine, it can be confused with the eggplant leafminer

Consumers

Every day, Koppert helps growers and farmers around the world to combat pests and diseases in a natural and sustainable way. In this way, we hope to make an [...] predatory mites , ladybugs, and parasitic wasps are released to combat harmful insects, in the same way as they do in the wild. Koppert supplies various [...] journey. The plant first has to form fruit before the tomato can actually start to grow. In nature, insects and other animals take care of the pollination

Thrips

egg, she makes an opening in the plant tissue. The eggs are laid in leaves, flower petals and in the soft parts of stalks. On the leaves of sweet pepper, [...] indicate their presence in the crop. At a later stage, the empty cells become desiccated and the adjacent cells turn brown. The vigour of the plant is also reduced [...] hatching, the larvae begin to feed on plant tissue on the underside of the leaf. The larvae are smaller than the adults and lack wings. Depending on the species

Corn earworm

ears of corn. The larvae feed on the hairs of the young corn and on the young kernels at the tip of the cob. During the third instar, the larvae turn c [...] r surviving, which will start to feed again on the tip of the cob, making holes in the corn. In other crops, they prefer flower buds and soft fruit. They [...] only visible trace, which makes it necessary to open the crop to detect the pest. Life cycle and appearance of the corn earworm The eggs of corn earworm

Tomato leaf miner

roughly one hour the larva crawls out of the leaf and falls to the ground. This occurs in the early morning. The larva crawls into the ground to pupate [...] Europe and northern Asia. In warmer regions, the insect is found outdoors but in temperate regions it only occurs in greenhouses. The tomato leaf miner [...] directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation, premature leaf-fall and cosmetic

Bacterial wilt, brown rot

from Clavibacter by the bacterial slime produced from wounds, which is not seen in Clavibacter -infected plants. In tomato, the youngest leaves are affected [...] signs of wilting during the day which may disappear in the early stages of infection. Under conditions favourable for the bacteria, the whole plant will wilt [...] s roots on the stem. The vascular stem tissue is coloured brown and when the stem is cut, bacterial slime oozes from the wound. This is the way to distinguish

American serpentine leaf miner

roughly one hour the larva crawls out of the leaf and falls to the ground. This occurs in the early morning. The larva crawls into the ground to pupate [...] indirectly. The most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation, premature leaf-fall and cosmetic damage. In tropical [...] gerbera and chrysanthemum. Today the insect is widespread across the whole world. Damage symptoms Leaf miners cause damage to plants both directly and indirectly