• Common beans

  1 Ιανουαρίου 1970

  bean, flageolet bean, French bean, garden bean, green bean, haricot bean, pop bean, or snap bean) is a herbaceous annual plant. Botanically speaking, it

• Pollination checklist tomato

  1 Ιανουαρίου 1970

  precise picture of the situation. Flowers that are open for longer than one day have between one and five bite marks Check the work of the bumblebees at [...] hive once the number of bite marks has dropped to just one or two per flower. Pollen is released best at a relative humidity (RH) of between 50% and 80% [...] humidity of more than 80%-85% will result in pollen not being released and the bumblebees will become inactive. Below 50% RH, the germination capacity of the

• Large raspberry aphid

  1 Ιανουαρίου 1970

  damage. The major problem is the spreading of various raspberry viruses by the aphids. Life cycle and appearance of Large raspberry aphid Aphids have a complex [...] cauda is short and triangular. Overwintering eggs of the large raspberry aphid are laid near the base of vegetative canes and hatch in spring. After emerging [...] complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction takes place by parthenogenesis

• Pollination checklist outdoor

  1 Ιανουαρίου 1970

  plot for maximum results. The recommended number of hives is dependent on the crop and the presence of other pollinating insects. Bumblebees and honeybees [...] a bumblebee hive at least 100 metres away from a honeybee hive, out of the sight of the honeybees. This is necessary because the honeybees may be attracted [...] sufficient shade, for example by positioning it in the shadow of the crop. Ensure that the underside of the hive is kept dry. Keep the hive entrance visible for

• Pollination checklist Natupol Fly

  1 Ιανουαρίου 1970

  results. Download poster The emergence of Natupol Fly adults from the pupae more or less stops at a storage temperature of between 3 ˚C and 8 ˚C. At higher [...] pupae in cardboard tubes. Use 15 ml of pupae per square metre as standard. Modify this quantity in relation to the number of flowers per square metre. Protect [...] scatter the pupae loose. Experiences in practice suggest that the side effects of chemical applications on Natupol Fly generally resemble the side effects on

• General Conditions Koppert

  1 Ιανουαρίου 1970

  I n case of liquidation, insolvency, suspension of payments, bankruptcy, transfer of business or merger or divestment of the Buyer; vesting of a pledge [...] damage as a result of loss of harvest, crop damage and/or damage due to deterioration of the structure of the soil. The payments of damages claimed shall [...] compensation T of any damages suffered in any manner as a result of late delivery, excepting in cases of intent or gross negligence on the part of Koppert. The

• Melon

  1 Ιανουαρίου 1970

  About A melon can be any one of several plants belonging to the family of Cucurbitaceae . The melon plant produces a usually sweet and edible, fleshy fruit [...] produced on a commercial scale, especially muskmelons. The most common species of melon are: Watermelon ( Citrullus lanatus var. lanatus ) Muskmelon ( C. melo

• Plant Pollinator interactions in high temperatures

  1 Ιανουαρίου 1970

  n, use of air-cooling systems, use of evaporation systems. During periods of hot weather, when the temperature exceeds 30° C for large parts of the day [...] environmental temperature: Impact of radiant heat and humidity A glasshouse air temperature of 30° C at a humidity of 80% can still results in good pollination [...] an intensity of no more than 400 watts. The table in figure 3 gives a representation of what the best conditions are for pollination. Of course, these

• Bugs

  1 Ιανουαρίου 1970

  insects. Their life cycle consists of an egg, usually five nymphal instars and the adult insect. Several species of especially the families Miridae and [...] obvious damage is the deformation of growing points. They also cause tissue damage and deformed growth as a result of toxic substances that they inject [...] Heteropteran bugs form a group in the order Hemiptera , a highly diverse group of insects, containing both harmful and beneficial species. Heteropteran bugs

• Click beetles

  1 Ιανουαρίου 1970

  wireworms and feed on the roots of many plants. Damage symptoms The click beetles feed on the roots and bore into the base of plants. This can cause the plants [...] and die. Damage is more severe in young plants. Life cycle and appearance of Click beetles Adult Agriotis sp. are 6-10 mm long and yellowish brown to black