Gummy stem blight

suspected of disease (only feasible in high-wire crops) Pick and remove dead and diseased leaves Prevent plant diseases by optimizing plant potential and crop [...] tools and hands of workers. The ascospores are the main source of dispersal of disease upwards in the crop and the conidia for spread of the disease downwards [...] mature fruits. The symptoms on stems, leaves and inside the fruits may occur together or individually. Life cycle and appearance of Gummy stem blight Mycosphaerella

Pomegranate bacterial blight

infection. Disease cycle Infected cuttings are the main source of inoculum and wind splashed rains plays important role is spread of the disease. Intermittent [...] Relative humidity above 50% and temperature between 25 - 30 0 C, over-use of nitrogen fertilizer, micronutrient deficiency and reduced plant health leads [...] defoliation. The pathogen also infects branches and stem as water soaked necrotic spots causing girdling and cracking symptoms. Necrotic water-soaked spots

Cercospora leaf spot

plants and plant debris are primary source of infection. Secondary spread is through air borne conidia. High humidity favours the spread of the disease and [...] of water at 12-15 days intervals as preventative spray and or after recognition of the disease symptoms. Symptoms Leaf spots are characteristically greyish [...] circular with small to large grey centres and dark brown margins. The spots may enlarge to 1 cm to more and later coalesce. The spots dry up results in

Corn earworm

earworm is a major pest affecting over 100 crops, of which the most prominent varieties are corn, sorghum, cotton, aubergine, pepper, and tomato. They primarily [...] leaving an entry hole as their only visible trace, which makes it necessary to open the crop to detect the pest. Life cycle and appearance of the corn earworm [...] primarily feed on flowers and fruit from the host plant, as well as on the corn of immature cobs and ears. Adults of corn earworm are nocturnal, since they react

Spical

species. Crops Do not use in tomato. Mode of action Predatory mites pierce their prey with their sucking mouthparts and suck out the contents. Pack size [...] on climate, crop and pest density and should always be adjusted to the particular situation. Start introduction as soon as the first pest mites are detected [...] between 13 and 32°C (55 and 90°F) and is sensitive to relative humidity below 60%. Combined use Can be combined with Phytoseiulus persimilis and Feltiella

Western flower thrips

vegetable and ornamental crops in greenhouses, and on various weeds. It is an especially significant pest in cucumber, sweet pepper, eggplants, and many ornamental [...] tissues and sucking out their contents, causing the surrounding tissue to die. The resulting silver-grey patches on leaves and the black dots of their excreta [...] prepupal and pupal instars can be recognized by their developing wing buds. Compared to the prepupa, the pupa has longer, more developed wing buds and longer

Root rot of carrot

leaflets produced a germ tube, an appressorium and an infection peg into an epidermal cell, and then intracellular and intercellular mycelium. Conidia buried in [...] e treatments to harden the periderm and heal wounds may help control infections. Additionally a strong foliage and uniform stand allow better functioning [...] processes and fungal pathogenesis. Calcium content: Higher calcium content of the roots reduces disease severity by strengthening cell walls and aiding in

Charcoal rot

foliage, stunting of plants and drying and death of older leaves. The youngest central leaves usually remain unaffected and stay green. The first symptoms [...] dropping of leaves and collapse of the entire plant. Life cycle and appearance of Charcoal rot The fungus survives in the soil and on crop residues as [...] plant stress with optimal irrigation and fertilization regimes Prevent plant diseases by optimizing plant potential and crop resilience.

Black root rot of cucurbits

are slightly sunken and are mostly formed around the point of attachment of lateral roots and root hairs. The lesions may grow and encircle the root. The [...] annually Disinfect nutrient solution and irrigation water Prevent plant diseases by optimizing plant potential and crop resilience. [...] stripes. The disease is usually restricted to a few of the roots but in severe cases all roots may be infected. At the final stage of the disease, only vascular

Cotton bollworm

as cotton, sorghum, tomato, sweet corn, beans, soybeans, tobacco, sunflowers and various fruit crops. Among greenhouse crops, tomato is particularly affected [...] stop growing, mature rapidly, and drop off. In legumes, flowers are attacked, and seed pods may be pierced. Life cycle and appearance of Cotton bollworm [...] spherical with a flattened base and a diameter of about 0.5 mm. They are at first a shiny yellowish white, with their colour changing to brown just before