Pollination

n is the transfer of pollen from the anthers of the flower to the stigma of the flower. If the pollen is transferred from anther to stigma on the same [...] comes to the production of vegetables, fruit and seed. Well pollinated crops result in considerably higher yields and improve the quality and shelf-life [...] ation. Cross pollination, is the transfer of pollen from the anther of one flower to the stigma of another flower on the same plant or on another plant

Grey mould

cinerea ) is part of the foot rot complex, which causes rotting of the foot and may cause death of the plants. In cucumber and tomato the fungus causes lesions [...] wounds. These lesions may encircle the stem, so the part of the plant above the lesion wilts and dies. In vegetables and strawberry, grey mould ( Botryotinia [...] fungus in many environments. It survives in plant parts like bulbs and crop residues or as sclerotia (drought- and cold-resistant structures) in the soil

Horse-chestnut leaf miner

5 mm in the fourth instar. The pupa is brown and is 2.9-4.5 mm long. The horse-chestnut leaf miner overwinters in the pupal stage in a cocoon in dead leaves [...] a true cocoon in the mine. The percentage of larvae which spin true cocoons increases in each of the subsequent generations. Adults of the first generation [...] time, the damage is very visible. Eventually the mines may cover the entire surface of the leaflets, especially from July on, when the second and third

Garden chafer

feeds on roots of grasses and clover. The adults feed on the leaves of trees like oak, hazelnut and birch and on the flowers and developing fruits of, for [...] roses and cherries. Damage symptoms The garden chafer ( Phyllopertha horticola ) does most of its damage in the larval stage when it feeds on the roots [...] brown heads and whitish bodies, and normally lie in a characteristic 'C-shaped' position. They possess three pairs of legs, of which the middle and hind pairs

Trial results Onion fly and Fusarium wilt

Protection “The general conditions of Koppert (Koppert B.V. and/or of its affiliated companies) apply. Only use products that are permitted in your country/state [...] soilborne diseases and onion fly Effective results in onion crop with Biological Crop Protection Proven results Before our products enter the market, they [...] extensively researched all across the globe. Making sure we can offer you the best solutions for a high yielding and healthy crop. Trial results with

Onion fly

onion fly on the young leaves, necks of onion seedlings or in the soil close to the base of onion plants. The onion fly larvae that emerge from the eggs tunnel [...] death of the onion plant. The roots and leaves are harmed when the onion fly larvae tunnel into the onion bulbs. This damage may decrease the quality of [...] Then most onion fly larvae will die, and the pest pressure will remain low. Finally, the correct application of the nematodes is important. The soil must

Ervibank

cereal plants from the box and place it on the rock wool in the basket Place the basket in direct light, preferably in a spot where it can remain for 10-12 weeks [...] ervi and Aphelinus abdominalis to build up the population when aphids in the crop are scarce. Natural enemies Use Ervibank for Aphidius ervi and Aphelinus [...] parasitise the wheat aphids ( Sitobion avenae ) present on the cereal planyd and form a large population of parasitic wasps on the cereal plants. The aphid

General Terms and Conditions of Sale - Koppert UK Ltd.

agreed in writing between the Customer and the Company. “CONTRACTS” means the contract for the purchase and sale of the Goods. “INSECTS” means the natural [...] protected and insured. 7.4 Until such time as the property in the Goods passes to the Customer (and provided the Goods are still in existence and have not [...] shall sell and the Customer shall purchase the Goods in accordance with the provisions of the Order Form/any written quotation of the Company which is accepted

Pepino mosaic virus

y. The genetic identity of the virus – which isolate of which strain – that causes the infection is one them. The moment in the crop cycle when the infection [...] Inside the host cells, the viral RNA is copied and integrated into the host genome. This process involves the synthesis of viral proteins and the assembly [...] observed. In Europe, the Chilean strain (CH2) is dominant and present in 90% of the infections. If more strains are found in case of infection, the infection

Orchid

About The orchid is part of an extremely large and diverse of flowering plants, the Orchidaceae or the orchid family . The plant’s flower are usually colourful [...] colourful and fragrant. Nowadays there are no less than 28,000 known species, divided in about 763 genera. In addition, the flowers of orchids come in many [...] a single flower, but most plants have a racemose inflorescence, which can consist of many flowers. The majority of orchids which are commercially sold