• Tomato leafminer

  turn chestnut and dark brown shortly before adult emergence. Adult moths of the tomato leaf miner ( Tuta absoluta ) are grey-brown with filiform antennae [...] species . The main host is tomato but it also feeds on other solanaceous crop plants including potato, eggplant, capsicum pepper and tobacco as well as weeds

• Eretmocerus eremicus

  Suspend the cards in the crop, if possible approximately 75 cm under the plant head Avoid to hang cards at places exposed to direct sunlight The dosage [...] to the particular situation. Start introduction preventively soon after planting of the crop. Introduction rates typically range from 1-10 per m2/release [...] beneath the larvae. The egg initially appears transparent, turning light brown after two to three days, and hatches when the whitefly reaches its fourth

• Fall Armyworm

  armyworms feed on the leaves, stems and reproductive parts of more than 100 plant species causing major damage to cultivated grasses, such as maize, rice, [...] component. Damage symptoms The developing larvae eat different parts of the host plant, depending on the crop, the stage of crop development, and the age of the [...] large spots on the upper surface of the last segment. Pupae are reddish brown and measure 13 to 17 mm in length. The eggs hatch after 3-5 days. Over the

• Mealybugs and scales

  (mealybugs). They suck the sap of plants and are mostly host plant specific. Apart from the damage they cause by sucking plant sap, mealybugs and soft scales [...] persistent pests that feed on plant sap, weakening crops and producing honeydew that leads to sooty mould. Infestations reduce plant vigor, fruit quality and [...] damage Although most species of mealybugs feed on the aerial parts of the plant, some species extract their nourishment from roots, whilst others are ga

• Citrus mealybug

  are capable of moving a reasonable distance over the plant. The male nymph attaches itself to the plant, whereas the females remain mobile throughout their [...] Planococcus citri ) has a world-wide distribution and many and diverse host plants. In temperate regions of the world this mealybug poses a problem in greenhouse [...] damage especially in fruit trees and ornamental crops, particularly in pot plants such as ficus, palms, schefflera, croton and kalanchoë, but also in roses

• Thrips

  the empty cells become desiccated and the adjacent cells turn brown. The vigour of the plant is also reduced by loss of chlorophyll. With a serious infestation [...] belong to the family Thripidae. Thrips damage Thrips cause damage to the plant by piercing the cells of the surface tissue and sucking out their contents

• Obscure mealybug

  symptoms Although most species of mealybug feed on the aerial parts of the plant, some species extract their nourishment from roots, whilst others are ga [...] on the crop in various ways: Nymphs and females extract the sap from the plant, stunting growth and causing deformation and / or yellowing of leaves, sometimes [...] photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low in proteins. In order to gain an adequate

• Aphids

  and plant residues that can harbor aphids. Regularly remove and dispose of any infested plant material. Monitor your crops regularly Inspect plants for [...] and adults extract nutrients from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded, giving rise to deformed [...] early enough in the season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap has a low protein content but is rich in sugars

• Diglyphus isaea

  few days after being parasitized, the leaf miner larva turns flaccid and brown. Older larvae of D. isaea leave their dead host and crawl back into the mine [...] colourless and transparent, the second is yellow and semi transparent with a brown fat body, and the third larval instar is blue-green. The full-grown larva

• Predatory mites

  horticultural settings. These tiny arthropods are natural enemies of many plant-feeding mites and insects like spider mites , whitefly and thrips . Predatory [...] Identification of pest: First, identify the specific pest species infesting your plants. Different predatory mites are effective against different pests, so knowing [...] distribute predatory mites. You can sprinkle them directly onto the affected plants, use slow-release sachets, or employ specialized applicators like blowing