Glasshouse potato aphid

deformations in the growing tip of the plant. Precisely where the plant is pierced is unimportant. The piercing of the lower leaves in the crop can cause [...] sometimes tomato. Damage symptoms When the glasshouse potato aphid (Aulacorthum solani) pierces the leaves or the fruit of sweet pepper it secretes a toxic [...] leaves and curled leaf margins. The immediate effects of piercing by the aphids are visible in lower leaves in the form of yellow patches. Heavy yellowing

Early blight

occur at the side of the stem. Life cycle and appearance of Early blight From the primary infection of leaves, Alternaria solani can spread to the flowers [...] particular when spores surviving in the soil are the main source of infection. Especially wheat and barley reduce the number of surviving conidia in the soil [...] humidity (RH) of over 90% or when the leaves are wet. Small differences in optimum temperature occur between species, but in general the risk of Alternaria

Tomato russet mite

segmented. The body appears to be divided into two parts: the head with the mouthparts, and the rest of the body. All mobile stages have only two pairs of legs [...] members of the plant family Solanaceae may be affected to a lesser extent. Damage symptoms Damage is caused by the mites sucking out the contents of plant [...] temperatures when population growth is most rapid and affected leaves dry out quickly. The damage is first seen on the lower part of the plant and moves

Potato aphid

from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation [...] to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky [...] characteristic of the potato aphid and is particularly visible in the nymphs. Immatures have a light dusting of whitish-grey wax. The aphids instantly

Mycotal in Salad Crops

Make the most of Mycotal in your salad crop IPM strategy Mycotal is a spore formulation of the insect pathogenic fungus Lecanicillium muscarium and is [...] hyphae that penetrate the insect’s epicuticle before entering the inner tissues, where it rapidly proliferates, causing death of the target pest. Salad crop [...] contact with the target pests; select spray nozzles giving a droplet size range of 50-100 µm; angle spray nozzles to achieve good penetration of the canopy

Phytophthora blight

from the root to the foot, but direct infection of the foot also occurs. Exudates leaking from growing root tips promote germination and attract the zoospores [...] readily move through water. This explains why the disease spreads more rapidly when the water content of the soil or substrate is higher than normal or optimal [...] fungal growth on the leaves. The centre is grey-brown with a light-green edge. On the stem, elongated brown lesions occur, usually circling the stem. On potato

Picusan

dispenser in the top basket of the trap When using the kairomone: place the kairomone in the white bucket of the trap Pheromone and kairomone can be used [...] effectively reduces the reproductive potential of the population. Presentation Ten sets in a box. Preparation When using the pheromone: place the pheromone dispenser [...] For monitoring: 6 traps per hectare (2 in the centre of the field spaced at 25 metres and 4 at the borders of the field spaced at 100 metres) For protective

Nematodes significantly reduce Tuta larvae

‘This is the first year we have applied Steinernema feltiae and after the first cycle of three nematode treatments, we saw a reduction of Tuta in the crop [...] crop of more than 80%. The large infestation which was present was reduced and under control, and the application greatly contributed to the condition of the [...] Since the establishment of Società Agricola Gandini Antonio in the 1950s, the company has based its farming methods on criteria that respect the environment

Don Sanchez Fresh innovates with biological control in avocados

them to make the decision to implement this tool in the production of Hass avocado. The result has been an effective and safe control of thrips , crystalline [...] fear. You need the help of Koppert consultants to know which substances affect the performance of beneficial insects. It also takes a lot of dedication to [...] production when it successfully controlled the white mite, a pest that had been a major problem for several berry growers in the region. That was when they learned

Mycotal your natural partner for whitefly and thrips control

cultivation. How Mycotal works When applied to the target pest, the spores of the fungus Akanthomyces muscarius attach to the whiteflies and thrips and germinate [...] germinate, penetrating the insect's cuticle and invading the body cavity. Once inside, the fungus releases enzymes that break down the insect's internal organs [...] Even in the midst of winter, pests can be present in your greenhouse. Although the pest reproduction might be low in in colder conditions, or the pest may