Carrot

variety of colours, ranging from the regular orange to black and purple, but also red, yellow and white. The carrots which are produced nowadays derive from

Spider mites and other mites

contents. The empty dead cells become yellow, and in many plants the damage can also be seen on the upper surface of leaves as small yellow dots. The destruction [...] the leaf, and eventually the whole plant may die. The nymphs and adults also produce webs, and plants can be completely covered with such webs in which

Grower Koen - Embracing biological crop protection in agriculture

(Delia Antiqua). The partnership with Koppert also has strengthened his view on organic farming. It also gives him the opportunity to grow alongside Koppert [...] y of knowledge and the number of biological crop protection products, he also sees opportunities for traditional methods to evolve. Moreover, consumers

Loose smut of barley

hordei affects barley and can destroy a large proportion of the crop. It is also known as barley smut, or loose smut of barley. Life cycle and appearance

Loose smut of wheat

nuda f.sp. tritici is a basidiomyceteous fungus that affects wheat. It is also known as loose wheat smut, or loose smut of wheat. Life cycle and appearance

Downy mildew of Cucurbits

symptoms Downy mildew pathogens infect mostly the leaves but occasionally also stems and fruits. They cause lesions on the upper leaf surface, bordered

Black sigatoka disease

General Mycosphaerella fijiensis also known as black sigatoka, is an ascomycete fungus that causes leaf-spot of banana. Damage symptoms Black sigatoka

Banana

species; Musa acuminata and Musa balbisiana . Bananas used for cooking are also called plantains, contrast to dessert bananas.

Gerbera

one flower can have petals in varying colours. In addition, the gerbera is also used as a model organism with regards to botanical studies.

Cottony cushion scale

through most of the tropical and subtropical countries of the world. It is also periodically discovered in greenhouses in temperate regions, but is not generally [...] honeydew, blocking the light from the leaves and reducing photosynthesis. Also due to the honeydew, cottony cushion scale infestations are often attended