• Black vine weevil

  January 1, 1970

  spring in the soil. The depth where the pupae can be found varies between 2 and 20 cm. Pupae are white to cream coloured and 7 - 10 mm long. Outdoors there [...] caused by the feeding of the larvae on the roots. After the roots have been destroyed the larvae move into corms, rhizomes and stem bases of plants. Larvae [...] brownish black and have dull yellow spots on their back. The wing covers are grooved and fused with the body. Therefore, vine weevils cannot fly but can walk very

• Green potted plants

  January 1, 1970

  flowers and ornate red fruits. These plants grow in the shade and need a moist, well-drained, humus-rich soils. Skimmia plants are strong and are tolerant [...] popular ornamental plant and usually sold as houseplant. The leaves of the Dieffenbachia have white spots and specks and turn the plant into a decorative [...] About There are many species of green potted plants, the most common are: Ficus Skimmia come in many varieties and are usually used as garden plants, because

• Macrolophus pygmaeus

  January 1, 1970

  black, and a black stripe runs behind the eyes. The first part of the forewings is a transparent, soft green with a small black spot in the middle. The hind [...] long and the males between 2.9-3.1 mm. They are slender with long legs and antennae. The bugs are green except for occasional small black markings: the first [...] adults are small, slender predatory bugs with distinctive black markings, while the nymphs are pale green with red eyes. Both adults and nymphs are voracious

• Outdoor crops pollination advice

  January 1, 1970

  position the hives throughout the plot. The number of hives required depends on the crop and the presence of other pollinating insects. Position the hive [...] bumblebees to the area 4-7 days before the flowering period begins. The bees will start pollinating as soon as the flowers open. Ensure that the hive is positioned [...] the hive. Wait for at least 30 minutes before opening the hive doors. The transportation and shaking movements may make the bumblebees restless initially

• Natupol Trio

  January 1, 1970

  After the pollination cycle, once there is no life in the bumblebee colonies, the ‘Beehome’ system should be closed. Remove the plastic liner and the sugar [...] tank from the hive, then place the liner back inside. Seal the entire hive in a plastic bag, remove it from the crop area, and dispose of the sealed bag [...] workers emerge from the brood in the weeks after the introduction, increasing both colony size and pollination performance. After some weeks the colony will reach

• Citrus mealybug

  January 1, 1970

  problem in greenhouse horticulture, and in the tropics and sub-tropics on outdoor crops. The insect causes damage especially in fruit trees and ornamental [...] unfit for sale, and the reduced level of photosynthesis in the leaves also reduces flower and fruit production. In ornamental crops, the mere presence of [...] threads. Once the eggs are laid, the female shrivels up and dies. The first instar nymph develops from the egg. These first instar nymphs are known as ‘crawlers’

• Adalia bipunctata

  January 1, 1970

  maximum 3 bags per tree The dosage of Aphidalia depends on climate and the size of the trees and should always be adjusted to the particular situation. Start [...] stage: Adalia bipunctata eggs are very small, elongated, and yellowish orange in color. They are typically laid in clusters on the undersides of leaves near [...] larvae are often covered in spiky hairs and move actively on foliage in search of prey. Pupal stage: Adalia bipunctata pupae are stationary and resemble

• Brown soft scale

  January 1, 1970

  can cover the leaves, flowers and fruit of the host and reduce photosynthesis and respiration. Life cycle and appearance of Brown soft scale The scale of [...] of the scale darkens as the female ages. The size, shape and characteristics of the female also vary with different host plants. The middle of the scale [...] hesperidum is often attended by ants. The ants will clean and protect the coccids and in turn benefit from a rich food source. The honeydew also quickly becomes

• Biological seed treatment

  January 1, 1970

  even layer covers the whole seed. In this way, the beneficial ingredients are available to the seed when it requires them. What are the benefits of biological [...] beneficial effects on the growth, resilience of the plant, abiotic stress, the development of the root system, and the productivity of the crop. An overview [...] increases the availability of plant nutrients in the root system and increases nutrient uptake; The enhanced root and shoot growth means that the early growth

• Consumers

  January 1, 1970

  predatory mites , ladybugs, and parasitic wasps are released to combat harmful insects, in the same way as they do in the wild. Koppert supplies various [...] Every day, Koppert helps growers and farmers around the world to combat pests and diseases in a natural and sustainable way. In this way, we hope to make an [...] journey. The plant first has to form fruit before the tomato can actually start to grow. In nature, insects and other animals take care of the pollination