Cotton aphid

therefore need 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 [...] production. Life cycle and appearance of Cotton aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour [...] even a green-black colour . This body colour depends on temperature, food source and the density of the population. Large individuals (up to 1.8 mm long)

Thrips

themselves can shrivel, and there can be varying levels of fruit damage depending on the species of thrips and their population density. In ornamentals, flowers [...] means ‘fringed wings’, and refers to the eyelash-like fringe of hairs along both edges of the thin wings. There are more than 6,000 known species. Most [...] for thrips in your crop Life cycle of thrips Thrips damage Thrips cause damage to the plant by piercing the cells of the surface tissue and sucking out

Disease control

Lurem-TR

Lurem-TR increases the attraction of thrips to blue and yellow sticky traps and thus ensures earlier discovery of the pest. Pests Several thrips species [...] package contains 20 dispensers. Preparation Twist the top of the dispenser to activate the release of the kairomone. Application Hang the dispenser next to [...] Frankliniella occidentalis and Thrips tabaci. Crops Protected crops. Mode of action Lurem contains a kairomone, which is slowly released from the dispenser

Leaf miners

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 [...] Agromyzidae. This is a family of small flies whose larvae tunnel into the leaves of plants, creating ‘mines’. There are many species of leaf miner affecting various [...] tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity of foliage can be lost

Hop

The hop is a small genus of flowering plants in the family Cannabaceae. Hops are the female flowers (seed cones, strobiles) of the plant and are considered [...] typically trained on strings up to 25 ft tall. The hop is native to the temperate Northern Hemisphere where currently the most acreage of production occurs [...] in the ground. They emerge each year towards the end of Spring and are harvested near the end of Summer.

Lettuce

and most often grown for its leaves. It is, however, often plagued on by a number of insect and mammal pests and fungal and bacterial diseases, and can

Laeveld_Agrochem_GROEI_20_-_Winter_2022.pdf

potassium salt of silicic acid. This is a highly One of the most efficient ways of applying silica to plants is in the form of soluble form of silicon which [...] increases, which is responsible for the breakdown of starch to soluble sugars. This effect of potassium deficiency on carbohydrate metabolism could explain why [...] and fruit quality. Start of harvest. Two weeks after the start of harvest. Four weeks after the start of harvest. End of harvest. Figure 4: Sugar levels

A dive into organic hop farming and biological crop protection

recognizes the need for resilience and innovation in the face of change, acknowledging the importance of learning from both setbacks and triumphs in this evolving [...] the ecosystem of his hop farm. These natural enemies contribute to more balanced and targeted pest management, with a specific focus on addressing issues [...] conclusion, Lukas Locher's journey represents the potential of organic farming and the integration of beneficial insects in crop protection. As he navigates

Broad mite

indication of an attack of broad mite ( Polyphagotarsonemus latus ), is the appearance of dark brown edges at the base of young leaves. In case of a mild [...] caused by viruses. The typical pattern of damage consists of malformation and distortion of the above-ground growth of the plant. The mites show a preference [...] family of tarsonemids ( Tarsonemidae ) display a greater diversity of feeding habits than any other mite family. There are species that feed on fungi,