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 [...] required. Inside the plant, the pathogens produce haustoria, small organs with which the pathogen can take up nutrients from the living plant cells. The pathogens [...] remove crop residues and prevent splashing water. Prevent plant diseases by optimizing plant potential and crop resilience.

Loose smut of barley

emergence. The first sign of infection is the appearance of a smutted ear. Instead of normal tissue, the ear contains a mass of olive-brown smut spores. [...] cycle and appearance of Loose smut of barley The seeds are infected during flowering and the infected seeds are the primary source of inoculum in the next [...] infected seed and prevent the use of seeds from infected fields for further cropping Prevent plant diseases by optimizing plant potential and crop resilience

Loose smut of wheat

appearance of a smutted ear. Instead of normal tissue, the ear contains a mass of olive-brown smut spores. Life cycle and appearance of Loose smut of wheat [...] infected seed and prevent the use of seeds from infected fields for further cropping Prevent plant diseases by optimizing plant potential and crop resilience [...] or loose smut of wheat. Damage symptoms Infection by Ustilago nuda f.sp. tritici remains invisible until head emergence. The first sign of infection is

Black rot of carrots

appearance of Black rot of carrots Black rot of carrots ( Alternaria radicina ) is a seed-transferred carrot disease. The seeds are the main source of primary [...] crop residues and cause primary infection of the leaves. Survival can be several years, in the case of black rot of carrots ( Alternaria radicina ) up to 8 [...] primary infection and this may lead to death of seedlings. From the primary infection of leaves, this type of carrot disease can spread to the flowers (especially

Root rot of carrot

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 [...] 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 is [...] black spots over the entire surface of the carrot. These spots gradually change into larger dark brown to black lesions of various shapes. The lesions can

Black root rot of cucurbits

Black root rot of cucurbits Test for the presence of Phomopsis sclerotioides with molecular tools before planting Use resistant rootstock of Cucurbita ficifolia [...] case of a less severe infection, the vines may wilt at a late stage of the crop, but when water supply is in any way limited during earlier periods of high [...] General Phomopsis sclerotioides is a plant pathogen infecting cucurbits, causing black root rot of cucurbits. Damage symptoms Phomopsis sclerotioides causes

Root and crown rot of strawberry

clavispora in the case of root and crown rot (of strawberry), first found in The Netherlands, and Pestalotiopsis longisetula in the case of leaf spots, such [...] nutrition Avoid damage to the plants by pest insects or plant handling Take hygienic measures: Remove any infected plants in a plastic bag Clean trays, [...] clavispora causes discoloration or brown necrotic areas in crown and root of strawberry. Plant development is slow, growth is retarded and rooting is poor. Transplants

Disease control

About Koppert

Biocontrol is our Nature The answers to many of today’s agricultural and environmental challenges are already out there: in nature itself. At Koppert, [...] , and microbials that support, protect, and strengthen crops. Improving plant health both above and underground. Since 1967, we’ve been helping growers

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 [...] Place the sticky trap and dispenser just above (max. 30 cm) the top of the plants Dosage Use 1 dispenser per 100 m 2 Replace after 6 weeks Combined use