• Cottony cushion scale

  first ever example of successful classical biological control. The cottony cushion scale has subsequently spread widely through most of the tropical and [...] scale is a particular pest of citrus, Acacia spp ., Casuarina spp . and Pittosporum spp ., but it can damage many types of fruit and forest trees, and [...] cottony cushion scale infestations are often attended by ants. Life cycle and appearance of Cottony cushion scale As with all scale insects, the females

• Whitefly

  productive crops and prevent the spread of diseases. Biological control of whiteflies uses a combination of natural enemies and tools that target different [...] The larvae need a lot of nutrients for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and the excess [...] is very large, feeding on plant sap can affect the physiology of the plant, as a result of which growth is retarded. In full sunlight, leaves can wilt and

• Sugarcane stalk borer

  a significant pest of cereals and grasses in South and Central America, and in the Southern part of the US. It is considered one of the main pests for [...] fungi which can cause rot, reducing the purity and yield of the sugar. Life cycle and appearance of sugarcane stalk borer The eggs have a flat, oval shape [...] to grow and loss of weight. When these tunnels are big and circular, they can cause the crop to break. Other symptoms are dying back of the inner whorl

• California red scale

  especially in the case of young citrus. Young trees can suffer greatly and die if the branches are lost. Life cycle and appearance of California red scale [...] moult into the grey stage, named after the colour of the edges of their shield. Mating occurs at the start of this stage, before the female finally matures [...] offspring. Each female can produce 100-150 young over a period of six to eight weeks, at a rate of one to three a day. The crawlers are mobile and very small

• Rhizoctonia solani

  time of infection. In general, the fungus causes symptoms on all plant parts that are in or close to the soil. Early infection of the growing tips of the [...] white collar of fungal mycelium occurs at the base of the stem. This crown rot may result from root infection or from direct infection of the foot. The [...] are therefore not a good feature to determine the cause of the disease. Life cycle and appearance of Thanatephorus cucumeris The mycelium infects the plant

• Tomato leafminer

  harvest. Life cycle and appearance of Tomato leafminer The female moth of the tomato leaf miner ( Tuta absoluta ) lays about 260 eggs. The eggs of the tomato [...] tomato leaf miner (Tuta absoluta), a major pest of field- and greenhouse-grown tomatoes, belongs to the family of Gelechiidae . It is oligophagous, feeding mainly [...] chilense , and Solanum nigrum. Damage symptoms The most distinctive symptoms of damage done by the tomato leaf miner ( Tuta absoluta) are the blotch-shaped

• Grape downy mildew

  biofungicide for the control of grape downy mildew and is based on a lysate of Willaertia magna C2c Maky. It contains a unique spectrum of bio-active compounds [...] preventively. More about Tiagan Life cycle of Grape downy mildew Plasmopara viticola is an obligate biotrophic pathogen of grapevines, characterized by sexual [...] performance. Early symptom detection, a clear understanding of the disease cycle, and vigilant monitoring of high-risk weather conditions are key to maintaining

• Predatory mites

  pests for a long period of time. Reduced pesticide dependence: The integration of predatory mites can lead to a reduction in the use of chemical pesticides [...] mites at every stage of their life cycle. Predatory mites for thrips Several predatory mite species are commonly used for the control of thrips. Neoseiulus [...] Determine the appropriate quantity of predatory mites needed based on factors such as the size of your crop and the severity of the pest infestation. Distribution:

• Root rot of carrot

  surviving plants exhibit by necrotic leaf spots Life cycle and appearance of Root rot of carrots The fungus of R. carotae has delicate, simple morphological [...] only host plant of the fungus. How to prevent root rot of carrot Studies have shown that 3several key factors influencing the occurrence of blemishes and [...] black spots over the entire surface of the carrot. These spots gradually change into larger dark brown to black lesions of various shapes. The lesions can

• Tomato looper

  Infestations on ornamental plants reduce their marketability. Life cycle and appearance of Tomato looper The tomato looper or golden twin-spot moth ( C [...] black dot above the lateral yellow lines. There are three pairs of prolegs, instead of the normal five and therefore the caterpillar moves with the same [...] usually attached to the underside of leaves within folded edges, on random objects and on tomato fruit, often in a bunch of ripening tomatoes, however, it