• Hop

  January 1, 1970

  About The hop is a small genus of flowering plants in the family Cannabaceae. Hops are the female flowers (seed cones, strobiles) of the plant and are [...] is native to the temperate Northern Hemisphere where currently the most acreage of production occurs. Although these plants have a very long life cycle [...] cycle, with the continued popularity of microbrews across the globe, genetics for flavoring have dictated how long these plants stay in the ground. They emerge

• Aphidend

  January 1, 1970

  n Open the bottle in the greenhouse Place the bottle directly on the soil or rockwool slabs or hang it in-between the plants Do not scatter the contents [...] gall midges emerge from the pupae and deposit their eggs in the aphid colonies. After emerging from the eggs the larvae consume the aphids . Visual effect [...] contents Once emerged, the adult gall-midges will leave the bottle and spread Dosage The dosage of Aphidend depends on climate, crop and aphid density and should

• Zucchini

  January 1, 1970

  or summer squash) is actually an unripe fruit (that can be yellow, dark green or light green) belonging to the cucumber family. It is also referred to as [...] Africa and South America. In addition, the courgette is very easy to grow in areas with a temperate climate. In the Netherlands, courgettes are produced [...] summer squash and it is eaten as a vegetable. Together with a number of other varieties of squash and pumpkin, it belongs to the species of Cucurbita pepo

• European red mite

  January 1, 1970

  generations in one year. The European red mite overwinters in the egg stage; the “winter eggs” are laid in the wooden parts of the host plants in autumn. [...] initially brown spots on the leaves and when these coalesce the leaves loose colour; this is often referred to as bronzing. When infestation is heavy, leaves can [...] spots (tubercles) at the base of the hairs; males are about 0.3 mm long, yellowish red, and more slender and tapered near the hind end. The development from

• Impatiens thrips

  January 1, 1970

  patches on leaves and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. [...] specifically on the leaves. Eggs are deposited in the leaf tissue, while subsequent stages are found on the upper- and undersides of the leaf. Pupation occurs [...] occurs on the leaf rather than on the ground. The prepupae and pupae remain immobile on the leaf tissue. Adults are found on both upper- and undersides of the

• Neoseiulus californicus

  January 1, 1970

  colour. In many cases the colour of the food ingested shines through the skin and shows up as an X-shaped marking on the back. If the food supply has been [...] more effectively over the longer term. Neoseiulus californicus for pest control Neoseiulus californicus is used for the control of the following pests: Spider [...] persimilis in the complete absence of food, remaining in the crop to await the arrival of new prey. Life cycle of Neoseiulus californicus The developmental

• Tomato russet mite

  January 1, 1970

  population growth is most rapid and affected leaves dry out quickly. The damage is first seen on the lower part of the plant and moves upwards as the mites ascend [...] symptoms Damage is caused by the mites sucking out the contents of plant cells. Affected leaves are slightly curled and acquire a silvery sheen on the underside [...] snap. The fruit can also be affected, and when this happens in tomatoes, the skin becomes coarse and turns reddish brown and the fruit itself is sometimes

• 100% Sustainable Agriculture

  January 1, 1970

  productive crop. All this with the aim of achieving sustainable food production for a healthy planet. Partners with nature, that is the guiding principle in everything [...] targeted natural solutions for the challenges you face as a modern farmer. This approach is bearing fruit: farmers around the world are now working with natural [...] products on our own: our R&D department is constantly testing them in the field together with you. Only with the help of your knowledge and experience can

• Onion thrips

  January 1, 1970

  indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When infestations become serious the leaves themselves can shrivel [...] General The onion thrips (Thrips tabaci) is distributed throughout the world. It is found outdoors on many plants and particularly damaging on onions, [...] prepupa, pupa, and finally the adult insect. The eggs of the onion thrips (Thrips tabaci) are laid in leaves, flower petals and in the soft parts of stalks.

• Oleander aphid

  January 1, 1970

  aphids can easily be seen on the shoots of the host plants. The damage caused by the aphid colonies is mainly aesthetic due to the large amounts of sticky honeydew [...] rather than eggs and that the progeny are clones of the adult female. The nymphs feed in colonies on the shoots at the top of the plant. Nymphs progress through [...] General The oleander aphid, Aphis nerii , sometimes also called the milkweed aphid, is a common pest of several important ornamental plants in the families