the garden chafer ( Phyllopertha horticola ) has the following stages: egg, 3 larval instars, a pupal instar and the adult beetle. Adult garden chafers (
local Koppert representative or distributor Dosage One Rollertrap per 1 to 3 plant rows. Timing In high crops Rollertraps should preferably be installed
pupae become brownish. Adult wasps leave the pupae via a round hole. Pack size 3,000; 7,500; 15,000 pupae. Presentation Cardboard strips with 5 cards each,
of 250 million in a box. Developmental stage Infective third-stage larvae (L3). Concentration 86% Heterorhabditis bacteriophora – 14% inert biodegradable [...] avoid blockage, all filters should be removed, especially if finer than 0.3 mm (50 mesh) Use a maximum pressure of 20 bar/290 psi (on nozzle) The spray
hatched adults have a light brown colour, with an oval body measuring 2 to 3.5 mm in length, and over time they turn grey, reddish-brown, or nearly black
shield, more clearly visible with increasing size. The eggs are oval, about 0.3 x 0.2 mm in size and pearly white. Best conditions for use of Macrocheles
appearance of Aphelinus abdominalis An adult Aphelinus abdominalis is 2.5 to 3 mm in length, with short legs and short antennae. Females have a black thorax
day. Development time is temperature dependent. At 25°C, eggs hatch after 3-4 days. Larval development takes 2 weeks, pupal development 1 week and adults
optimal effectiveness combine with an adjuvant such as Addit or Squad Mix with 3-4 litres of water (15-20°C) per 500 gram of Mycotal and stir into a slurry