• Brown soft scale

  General The brown soft scale Coccus hesperidum is very common in tropical and sub-tropical regions and is also a common pest in greenhouses throughout [...] the world. C. hesperidum has many host plants, including sub-tropical fruit crops (citrus, papaya, etc.) and ornamentals such as schefflera, ficus, hibiscus [...] and reduce photosynthesis and respiration. Life cycle and appearance of Brown soft scale The scale of the female is flat, usually an elongated oval shape

• Bacterial wilt, brown rot

  invades the plants through wounds or stomata and then spreads into the xylem vessels. In potato, it is tuber-borne. Spread from plant to plant results from [...] Ralstonia solanacearum is a plant pathogenic bacterium. It is a soil-borne disease and colonises the xylem, causing bacterial wilt and brown rot in a very wide [...] potential host plants. Damage symptoms In potato, field symptoms of Ralstonia solanacearum are wilting and yellowing of leaves and stunted plants. Inside, vascular

• Veni Calcium

  the product can easily be taken up by the plant. Pack size 5 and 20 litre containers. Presentation Light brown liquid. Content 10% CaO (Calcium oxide). [...] Veni Calcium provides a direct source of calcium to the plant which can easily be taken up. Crops All crops. Mode of action Veni Calcium is applied as

• Vidi Fortum

  nutrients by the plants. Plants can take up Vidi Fortum via leaves and roots. Pack size 5 and 20 litre containers. Presentation Greenish-brown liquid. Content [...] can be applied via drench or drip at the base of the plant, around the roots or sprayed on the plant canopy. Application as drench or via the irrigation [...] adjusted to the particular situation Start application preventively soon after planting of the crop Application rates typically range from 3-5 litres/ha Applications

• Vidi Terrum

  the plant's metabolism leading to better fruit set and size, and better bulb size. Crops All crops. Mode of action Vidi Terrum provides the plant with [...] can be applied via drench or drip at the base of the plant around the roots or sprayed on the plant canopy. Application as drench or via the irrigation [...] tubers or bulbs. Energy is provided by the free L-amino acids in the product. Plants can take up Vidi Terrum both through their roots and leaves. Visual effect

• Bacterial spot

  surfaces and may enlarge into dark brown lesions with a light brown centre. As with powdery mildew infection, pepper plants shed the leaves that are severely [...] appear, which become rough and light brown. On fruits the spots are first small, circular and green but they turn brown, become raised and look like cracked [...] spot Xanthomonas vesicatoria survives on volunteer tomato plants in the field and on diseased plant debris. The bacteria are also seed-transmitted. Disease

• Pea blight, leaf and pod spot

  they are more elongated. The lesions are light brown, sunken and surrounded by a dark brown to red-brown border. The first infection is often on the primary [...] years with non-host crops Bury or remove crop debris Prevent plant diseases by optimizing plant potential and crop resilience. [...] General Ascochyta pisi is a fungal plant pathogen that causes A scochyta blight on pea (leaf blight or pea blight) and lesions of stems, leaves, and pods

• Click beetles

  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 and die [...] is more severe in young plants. Life cycle and appearance of Click beetles Adult Agriotis sp. are 6-10 mm long and yellowish brown to black. The eggs are [...] though skinned. They are up to 25 mm long and usually shiny yellowish brown or light brown with a darker head. Larval development takes 4 to 5 years. When fully

• Broad mite

  pattern against the brown leaf tissue. Brown, corky patches can appear on the leaf stalks and main stems. The growing tips of affected plants acquire a misshapen [...] leaves and sporadic brown discolouration caused by cork formation. When plants are severely attacked, the growing tip can be killed, plant growth stops and [...] species that feed on fungi, algae, plants, as well as insect and mite predators and parasites. Those living on plants can cause considerable damage to their

• Cabbage moth

  brassicae) has grey-brown to black forewings, with a kidney-shaped white-rimmed marking in the middle. The hindwings are light brown with a rather inconspicuous [...] spot in the middle. Head and thorax are grey-brown with white spots, and the abdomen is a pale, greyish brown. The moth flies only at dawn and dusk, hiding [...] disperse over the whole plant. There are six larval instars, with the youngest a transparent yellow to grey-green with a characteristic brown-black head capsule