• Click beetles

  feed on the roots of many plants. Damage symptoms The click beetles feed on the roots and bore into the base of plants. This can cause the plants to wilt [...] , with the head deeply retracted into the thorax. When disturbed they lie on their back feigning death and then suddenly propel themselves into the air [...] wilt and die. Damage is more severe in young plants. Life cycle and appearance of Click beetles Adult Agriotis sp. are 6-10 mm long and yellowish brown

• Amblydromalus limonicus

  Amblydromalus limonicus lays 3.7 eggs per day on young eggs, 1.2 eggs per day on older eggs and 3.3-3.4 eggs per day on crawlers and nymphs. It consumes about [...] predatory mite feeding on whiteflies, thrips, other small insects and mites. Like other generalist predatory mites , it can also feed on pollen. Amblydromalus [...] Amblydromalus limonicus preys on several other small organisms such as spider mites and tarsonemid mites. They can also feed on pollen and take fluids from

• Rice root aphid

  without feeding on a host plant and they give birth to live offspring instead of laying eggs. Damage symptoms Because they suck the plant’s vital sap from [...] “Honeydew” deposited on the plant by aphids promotes the growth of mould and fungus. Transmission of viral disease between plants. Life cycle and appearance [...] olive-green, with a round body 1.4–2.4 mm long. It lives and feeds on the roots of the host plant. The winged form is about 1.8 mm long, darker than the wingless

• Black rot of carrots

  conducive to infection. In greenhouses: avoid high RH. Prevent plant diseases by optimizing plant potential and crop resilience. [...] species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause primary infection of the leaves. Survival can be several [...] radicina ) causes death of seedlings and dark brown lesions with a yellow halo on leaves, growing into crown rot. Infection of carrots during post-harvest storage

• Trianum effectively controls Pythium in cucumber

  roots. He puts two grams of Trianium-G on each mat before putting out the new plants in ‘duo’ pots (two plants in one rockwool cube). He decided to do [...] just ticking over. Those sorts of conditions have a bigger impact on the beneficials than on the thrips, which means I need to be alert. The same goes for [...] Thripex , in an overkill) keep thrips under control on the farm. Hendriks releases Montdorensis every week on half of his crop – the even rows one week, the

• Aphelinus abdominalis

  Aphilin ). Release mummies near infested plants, because Aphelinus abdominalis is not very mobile Spread material on rock wool slabs or in application boxes [...] and at its introduction site for a few days The dosage of Aphilin depends on climate, crop and aphid density and should always be adjusted to the particular [...] particular situation. Start introduction preventively soon after planting of the crop. Introduction rates typically range from 0.25-4 per m 2 /release. Releases

• Chafers

  Damage symptoms Larval feeding on the roots can lead to yellowing and wilting of plants. Damage can be severe on young plants and especially in grassland [...] family. The larvae of both species live in the soil and feed on the roots of many plants. They are a serious pest that can cause substantial damage. The [...] The adult beetles fly in the evening, generally in June and July and land on trees to mate. During the night the females move to the ground to lay their

• Tetrapar

  avoid high temperatures and radiation. Dosage The dosage of Tetrapar depends on climate, crop and psyllid density and should always be adjusted to the particular [...] particular situation. Start introduction preventively soon after planting of the crop or curatively as soon as you see this pest in the crop. Releases should [...] Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. Environmental conditions Tamarixia triozae

• May beetle

  to crops, since they feed on plant roots, resulting in visible water stress and ultimately ending in the death of the plant. From the third stage onwards [...] symptoms Initial damage is not visible in the aerial parts of the plant, as the larvae only feed on root hairs and organic material during the first and second [...] instars. When they move to the next stage, the larvae start to feed on larger plant roots, which later leads to signs of wilting and stunted growth. Lifecycle

• Trianum-G

  Trianum-G promotes plant growth and uniformity. Crops Trianum-G can be used in most crops. Mode of action The mode of action of Trianum-G is based on the following [...] space Trianum-G grows faster on the surface of the root than other soil-borne fungi. Other fungi get less chance to establish on the roots. Competition for [...] substrate or spread on the soil or in the furrow. Mixing with substrate: Make sure Trianum-G is uniformly mixed with the substrate. Application on soil: Do not