• Verticillium wilt

  January 1, 1970

  or through wounds caused by for example nematodes. The fungus then grows into the vessels of the plant and produces spores that are transported upwards [...] The presence of both the fungus and the gum causes the xylem vessels to get blocked, which in turn causes the plant to wilt. Spores may be wind-dispersed

• Spidex Vital lives up to its promises

  January 1, 1970

  effective mix. You can see them soon after they have been released and they get right down to doing their job.’ A tense moment Sjaak van Dijk switched over [...] what Koppert promised in the leaflet, he tells us. ‘Spidex Vital immediately gets to work on tackling spider mites and hot-spots, the beneficials search more [...] more than fifty years ago, Spidex Vital has the full potential to develop into a game changer in spider mite control. It changes the rules of the game and

• Green peach aphid

  January 1, 1970

  protein content. Aphids therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, [...] abdomen and several transverse black bands across the body. Nymphs that develop into winged adults are often pink or red in colour.

• Chilli thrips

  January 1, 1970

  stages: egg, two larval instars, pre-pupa, pupa, and adult. Eggs are inserted into plant tissue, making them difficult to detect. Females can lay up to 100

• Horiver Drystick

  January 1, 1970

  of action Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation Polysterene cards coated with dry sticky [...] generally do not catch insects for as long as Horiver Wetstick as the glue gets saturated earlier with insects or dust and debris The silicone cover paper

• Mealybugs and scales

  January 1, 1970

  adequate intake of protein, mealybugs must ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew. Characteristically, dark [...] produce no honeydew. They feed by sucking the contents of epidermal cells, into which they inject toxic substances that cause yellow, red or brown patches

• Bugs

  January 1, 1970

  damage and deformed growth as a result of toxic substances that they inject into plants while feeding.

• Horiver Disc

  January 1, 1970

  of action Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation Polysterene disc coated with dry sticky glue

• Cottony cushion scale

  January 1, 1970

  two instars migrate to the larger twigs and branches and eventually moult into the adult 'female'. There are two to four generations per year.

• The journey of sustainable citrus farming in agriculture

  January 1, 1970

  Get to know Balbino Garre Martínez, a grower with over 35 years of experience in citrus and livestock farming. Balbino, along with his two brothers, operates