• Tobacco aphid

  Plant sap is rich in sugars, but has a low protein content. Aphids therefore need to extract large quantities of sap to get sufficient protein. The excess

• Horiver Rollertrap

  Rollertrap approximately 25 cm above the crop, except for the 30 cm width which needs to be placed 40 cm above the crop To assist with placement, insert a rod

• Ercal

  conditions For optimal efficacy the 24 hour average greenhouse temperature needs to be at least 20°C/68°F. Eretmocerus eremicus is still active at temperatures

• Powdery mildew

  than a few hours. Powdery mildew spores, either ascospores or conidia, don’t need nutrients or water for germination. In general, the development rate of the

• A life-long passion for predatory mites

  September 30, 2024

  predatory mites are able to walk straight into the crop where they are most needed, unharmed and vital, for a prolonged period of time. ‘Having initially placed [...] problems is a daily routine at Koppert. It means that a number of factors need to work together. ‘Thanks to our continuous consultation services, we have [...] introduce our solutions into crops and soil for optimal efficacy. We will need to further decentralize our production and explore new species for local

• Greenhouse whitefly

  tomato , roses, gerbera and poinsettia. Damage symptoms The larvae of whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap

• Green peach aphid

  Plant sap is rich in sugars, but has a low protein content. Aphids therefore need to extract large quantities of sap to get sufficient protein. The excess

• How to protect bumblebees in cold

  pollination in greenhouses In tunnels or greenhouses, the morning temperature needs to rise quickly to reach the minimum 24-hour temperature of 15 ºC for optimal

• Aphidius matricariae

  plays a crucial role in controlling aphid infestations and reducing the need for chemical interventions in agriculture. Adult wasps do not engage in feeding

• Enermix

  performance of Eretmocerus eremicus the 24 hour average greenhouse temperature needs to be at least 20°C/68°F. Eretmocerus eremicus is still active at temperatures