Predatory mite pioneers: A journey of biocontrol innovations

Limonica: breakthrough in large-scale production of a complex predatory mite

A legacy of sustainability: Stolk Brothers and Koppert’s shared vision

Stolk Brothers and Koppert’s shared vision - Original Stories about Predatory Mites

Towards a chemical-free future in agriculture: The vision of grower Koen

decided to find a balance between both approaches. This way of working allows him to gain experience in using biological crop protection . As a result, he acquires [...] path to the future. "You grow into it a bit," notes Koen. With the growing availability of knowledge and the number of biological crop protection products [...] acquires a lot of knowledge and is prepared to fully transition to biological crop protection when the government decides that certain traditional methods

Black rot of carrots

sporulation. Species may differ in specific symptoms. Life cycle and appearance of Black rot of carrots Black rot of carrots ( Alternaria radicina ) is a seed [...] case of black rot of carrots ( Alternaria radicina ) up to 8 years. Damage symptoms Black rot of carrots ( Alternaria radicina ) causes death of seedlings [...] are the main source of primary infection and this may lead to death of seedlings. From the primary infection of leaves, this type of carrot disease can

Black leg of seedlings

stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Black leg of seedlings Pythium belongs to the Oomycetes, a separate [...] and very little of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection [...] conditions, especially dehydration. Germination of the oospores is stimulated by exudates from roots of a susceptible host nearby. The oospores germinate and form

Root rot of carrot

exhibit by necrotic leaf spots Life cycle and appearance of Root rot of carrots The fungus of R. carotae has delicate, simple morphological features hence [...] only host plant of the fungus. How to prevent root rot of carrot Studies have shown that 3several key factors influencing the occurrence of blemishes and [...] Additionally a strong foliage and uniform stand allow better functioning of mechanical harvesters, leading to less mechanical damage of the carrots.

Downy mildew of Cucurbits

On the underside of the leave fluffy growth appears which is first white and later turns grey-brown. This is actually the sporulation of the pathogens extruding [...] leaves and after a while new spore-bearing structures are protruding from the stomata. Because there are more stomata on the underside of the leaf, this [...] prevent Downey mildew Choose resistant cultivars Use a wide crop rotation with non-host crops Prevent a humid microclimate. Achieve this by lowering crop

Bacterial canker of tomato

structures Use a crop rotation in field crops of at least two years and alternate with a non-host crop Apply deep-ploughing to stimulate the decay of crop residues [...] usually white with a brown centre. In potato, the disease usually only occurs in the second half of the season. The first symptoms are wilting of the lower leaves [...] leaves and subsequent expansion of the wilt upwards. Cutting the stem at the foot shows whitish ooze with bacteria in the case of C lavibacter infection, but

Optimal placement of bumblebee hives

Correct placement of hives The right placement of bumblebee hives can significantly enhance the pollination efficiency of bumblebees. The following steps [...] seasons, it is advisable to position the hives at a height of 20 – 60 cm above the ground on the south side of the path. This location ensures that the hives [...] the same direction, but away from the crop, with a maximum of two hives grouped together. Protection of the hive To maintain hive efficiency, it is crucial