Phalaenopsis, Cymbidium, Cambria, and Miltonia varieties. ‘These form the starting material for orchid growers worldwide,’ explains Dennis van der Wel…
symptoms Verticillium species mostly cause wilting of plants. The wilting starts at the lower leaves. These leaves are pale-green, then orange-yellow.…
rapidly start to multiply. This ensures that the seeds and first developing roots are quickly colonized. Subsequently, the bacteria will start to…
(straw)berries. Mode of action After introduction of the hive, worker bumblebees start pollinating the flowers while at the same time collecting…
metres (5 metres on both sides). Application Place the Airobug in the right start position on the mono-rail or pipe-rail Make sure the battery is…
particular those of seedlings. Infected plants lag in growth. Seedlings start falling over, also called ‘damping-off’, hence the name damping-off…
keep the pupae indoors at a temperature of 20-25°C untill the first flies start to hatch. Pupae can then be released in the crop Dosage Adjust the…
the males, who mate with females that stay close to the ground. Females start to deposit eggs into the soil at a depth up to 5 cm soon after mating.…
instars, their body becomes grey. From the third instar onwards, each larva starts producing thousands of very small, barbed urticating hairs (ca. 0.1…
damage leaves by feeding between the upper and lower parenchyma. The mine starts to turn yellow and later brown. By this time, the damage is very…
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