• Veni Biosulfur

  January 1, 1970

  from 1-3 litres/ha. Applications should be repeated a number of times. Consult a Koppert advisor or a recognised distributor of Koppert products for advice [...] pH of the solution should be between 5 and 7 Application Apply as a foliar spray Use a fine nozzle ( After application rinse the nozzles thoroughly to prevent [...] Veni Biosulfur increases the amount of sulphur taken up by the plant. Sulphur is an essential building block in plant metabolism for the formation of amino

• Loose smut of wheat

  January 1, 1970

  General Ustilago nuda f.sp. tritici is a basidiomyceteous fungus that affects wheat. It is also known as loose wheat smut, or loose smut of wheat. Damage [...] 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. Life [...] within a day and infect the inner tissues of the newly infected seed. During maturation of the seed, the mycelium becomes thick-walled and swollen as a dormant

• Cottony soft rot

  January 1, 1970

  as cottony soft root, is a plant pathogenic fungus. It has a very wide range of host plants. Damage symptoms The first symptoms of a cottony soft root ( [...] seeds and tubers, thereby creating a source of infection for the next crop. The dispersal to neighbouring plants is by mycelial growth. How to prevent [...] Germination and infection mostly take place at high soil water content over a prolonged period of time. The sclerotia germinate directly and form mycelium

• Bacterial canker of tomato

  January 1, 1970

  General Clavibacter is a quarantine organism in Europe, which means that strong efforts are used to prevent the bacterium from entering. When the occasional [...] if the crop is old, only the plants in the infected area, with a substantial buffer zone. Replanting can only take place after thorough disinfection has [...] tubers. This discolouration is round, hence the name ring rot. Life cycle and appearance of Bacterial canker of tomato Clavibacter is seed-borne and tuber-borne

• Crazy roots, hairy roots, crown gall

  January 1, 1970

  yet been defined. The assumption is that the bacteria survive in the soil, but it is possible that first infection is from the propagation material. Infection [...] seems to be caused by a change in the hormonal system of the plant resulting from the Rhizobium infection. Rhizobium rhizogenes puts a Ri-plasmid in the plant [...] tissue and causes a genetic change in the plant. How to prevent Crazy roots, hairy roots, crown gall Use clean propagation material Use a strict hygiene protocol

• Loose smut of barley

  January 1, 1970

  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. Life [...] Ustilago nuda f.sp. hordei affects barley and can destroy a large proportion of the crop. It is also known as barley smut, or loose smut of barley. Damage [...] within a day and infect the inner tissues of the newly infected seed. During maturation of the seed, the mycelium becomes thick-walled and swollen as a dormant

• Rye

  January 1, 1970

  About Rye is grown extensively as a grain as a cover crop and forage crop. Rye ( Secale cereale ) is a member of the wheat family, Triticeae , a close relative [...] to the cereal, barley and wheat. It is used to make flour to make rye bread, and is a component of beverages such a beer, certain whiskeys and vodka. It

• Tomato moth

  January 1, 1970

  tomato moth (Lacanobia oleracea) is a particularly a pest in greenhouses but can also inflict damage on outdoor crops. It is a polyphagous species feeding on [...] the body is a glossy green. Later, a conspicuous yellow longitudinal stripe with black dots above is visible on either side. The yellow stripe is bordered [...] seek a protected place just below the ground surface or under rockwool matting. A light, loose silk cocoon is spun and two or three days later a red-brown

• Capyphor

  January 1, 1970

  an airblast sprayer, through a sprinkler system, with a backpack sprayer, or a vehicle-mounted spray unit To avoid blockage, all filters should be removed [...] solutions As a general rule for tank mixing, always add the nematodes to a fully filled tank containing the compatible product The product is safe for most [...] the host tissue into a food source, on which nematodes feed, develop, and reproduce inside the host. This kills the pest within a few hours to days after

• Entonem keeps young orchids free from fungus gnats

  January 1, 1970

  young plants in a fine mist. This is followed by a second fine mist to rinse off nematodes that are on the leaves. A while later, I collect a few drops of [...] operate a zero-tolerance policy. To make it possible for them to start with a clean plant, we maximize our use of biological plant protection, with a strong [...] fungus gnats ( sciarid flies ) and thrips pupae. ‘It is a good product that we apply to the crops using a Dosatron,’ explains Rogier Veldhuijs, assistant location