Pollination checklist tomato

The flower needs to have been pollinated before it closes. Depending on the conditions, a flower will remain open for one to three days. To check on pollination [...] bumblebee's jaw on the flower (bite marks) turn brown within one to four hours and make it possible to check the bumblebees' work. A single visit results in the [...] periods with extreme temperatures, extra measures will be required such as active cooling. Position the hive so that it is easily visible both to the bumblebees

Knowing & recognizing

Get the growers’ guide to biological crop protection Knowing and recognizing does exactly what it implies. It empowers you with knowledge about the pest’s [...] diseases and their natural enemies. This book provides the reader with the necessary information to understand the interaction between pests, diseases and their [...] des and biostimulants that increase the plant’s resilience to stress and help the plant to grow better and remain healthier. Koppert believes that sharing

Aphidius colemani

causing aphids to drop from the leaf and fall to the ground. Although many aphids die as a result, many will survive and migrate to other plants to begin new [...] black with dark brown legs. A female has a more pointed abdomen that is as long as the wings, is equipped with an ovipositor, and is black, with light [...] control with the parasitic wasp Aphidius colemani Aphidius colemani is a parasitic wasp used for biological pest control . This species belongs to the Braconidae

Grower Koen - Embracing biological crop protection in agriculture

traditional chemical methods. "In collaboration with Koppert, I see opportunities to adapt my farm to a future where chemical methods will gradually disappear [...] the opportunity to continue the business. While the trend towards organic farming was growing, Koen felt that it would be too quick to completely abandon [...] abandon traditional methods. He decided to find a balance between both approaches. This way of working allows him to gain experience in using biological crop

Diglyphus isaea

wasp’s feeding rate and efficacy can vary with the density of leafminer infestations, allowing it to adapt to changing pest pressures. Adult Diglyphus isaea [...] Leaf miner control with the parasitic wasp Diglyphus isaea Diglyphus isaea is a small parasitic wasp belonging to the family Eulophidae within the order [...] a single egg (occasionally more) next to it. In general, the wasp selects late second and third instar larvae to parasitize. An egg has an elongated shape

Aphidius ervi

internal tissues. They use their mouthparts to puncture the aphid and consume its bodily fluids, ultimately leading to the host's demise. In environments where [...] Aphid control with the parasitic wasp Aphidius ervi Aphidius ervi is a parasitic wasp species that plays a significant role in biological control of aphids [...] been widely utilized in various agricultural regions around the world due to its effectiveness. An Aphidius ervi female wasp can parasitize hundreds of

Treatment of bumblebee stings and allergies

difficulties with breathing. In this case as well, the victim should be taken to hospital for treatment and observation. Hyperventilation In addition to a severe [...] small. Reactions to bumblebee stings may differ in each case. These days it is possible to take a test using purified bumblebee venom to determine whether [...] possible to use the purified venom for a hyposensitization treatment. Immunotherapy with honeybee venom does not necessarily protect patients with bumblebee

Anagyrus vladimiri

Mealybug control with parasitic wasp Anagyrus vladimiri Anagyrus vladimiri is a parasitic wasp belonging to the Encyrtidae family. This parasitic wasp [...] smaller hosts usually produce males. Prior to oviposition, the female parasitic wasp examines the host with its antennae for several seconds, then turns [...] Koppert as Citripar . Anagyrus vladimiri products Citripar Expand all items How to use Anagyrus vladimiri The parasitic wasp Anagyrus vladimir is available in

Cercospora leaf spot

cally greyish brown, circular with small to large grey centres and dark brown margins. The spots may enlarge to 1 cm to more and later coalesce. The spots [...] has the ability to overwinter in plant debris and remains in the field for long time. Management Spray Veni GoKlean at the rate 1.25 to 1.5 ml per litre [...] appearance to the leaves. Severely infected leaves drop off prematurely results in reduced yield. Stem, petiole and pods are also infected with Cercospora

Grape downy mildew

instead of overhead irrigation to reduce leaf wetness. Ploughing to bury oospores in leaf litter and avoiding prolonged irrigation to prevent oospore germination [...] green parts of the host plant with stomata, giving following symptoms: On young Leaves: yellow, translucent ‘oilspots’ with a chocolate-brown halo. On older [...] depending on temperature, with the shortest period on young leaves at 19-24°C. Management Disease pressure varies significantly with weather. Rigorous management