• Pea blight, leaf and pod spot

  water for dispersal. How to prevent Pea blight, leaf and pod spot Grow peas in arid regions Use clean seed Use a minimum crop rotation of four years with non-host [...] 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 [...] ) causes foot rot in peas, whereas Ascochyta pisi does occur sometimes at the stem base but is not part of the foot rot syndrome in peas. Infected seeds

• Angular leaf spot

  most important, but also all types of vascular tissue of the crown can be infected, creating a look similar to that of a Phytophthora fragariae infection [...] also introduced in a crop in new transplants. This bacterium is very resistant to desiccation and can survive well in dry leaves or leaves in the soil, but [...] t. When conditions are humid, a viscous bacterial exudate forms on the underside of the leaf. This exudate changes to a white film when it dries. Lesions

• Pomegranate

  e ( Punica granatum ) is a small tree or deciduous shrub that belongs to the family of Lythraceae . The plant can grow up to between 5 and 8 metres (16 [...] that do not bear fruit are cultivated for their flowers. The pomegranate’s edible fruit is actually a berry and with regards to size sits between a lemon [...] Iran and spread to the Mediterranean region and northern India. The tree’s flowers are an attractive, bright red and usually have three to seven petals.

• Early blight

  st storage at 0-1 o C. A. brassicae and A. brassicicola : adjust the sowing date to avoid conditions conducive to infection. In greenhouses: avoid high [...] occur at the side of the stem. Life cycle and appearance of Early blight From the primary infection of leaves, Alternaria solani can spread to the flowers [...] (especially dangerous in crops for seed production) and to the crown. Sporulation of Alternaria occurs at temperatures from 2-4 °C up to 28-30 °C (optimum

• Charcoal rot

  microsclerotia. In corn stalks, survival of up to 1.5 years has been reported. The density of the microsclerotia in the soil is directly related to disease incidence [...] Macrophomina phaseolina is a common soil fungus in warmer regions, causing charcoal rot. It has a very wide range of host crops, many of which are economically [...] tissue layer) to orange-brown to dark brown. Cutting the roots may show the same discolouration of the internal tissues of the main roots. In most crops,

• Plant Health

  resilience: the role of plant compounds Defense mechanisms through complete compounds The degree of plant resilience is linked to its ability to form structurally [...] Embracing a systems approach for sustainable agriculture Recognizing the negative impacts of food production, growers are transitioning to a more holistic [...] proteins crucial for plant growth. A well-established soil food web contributes to minimal susceptibility to opportunistic pathogens. Stored energy, lipids

• Brown root rot, corky root rot

  survives in the soil and in buried tomato roots as microsclerotia. The microsclerotia germinate and produce mycelium that in turn infect the roots of tomato [...] poorly looking plants in localized areas of the greenhouse or field. The affected plants may wilt. Also, interveinal chlorosis of leaves and premature [...] more and more destruction of the root system and subsequent loss of vigour and further wilting. Life cycle and appearance of Brown root rot, corky root

• Dwarf bunt

  kernels, which in turn become a source of disease in the next season. The optimum temperature for germination is 3-8 °C and it takes three to ten weeks for [...] General Tilletia controversa is a plant pathogen. It is a fungus known to cause the smut disease TCK smut in soft white and hard red winter wheats, as [...] the whole kernel becomes a bunt ball full of teliospores. These balls break during harvest allowing the teliospores to fall to the ground. Additionally

• Bacterial spot

  resistant to copper-containing pesticides. How to prevent Bacterial spot Use clean propagation material and disease-free seed Remove sources of inoculum [...] leaves In field-grown tomato and pepper rotate fields to prevent infection from volunteer plants and crop debris Avoid waste piles in the vicinity of the [...] like scab. These spots may be surrounded by a halo. In pepper, the spots on the leaves are also round and small to start with and slightly raised from the

• Gummy stem blight

  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 [...] harder for the fungi to enter the leaves Pick flowers within two days after opening in areas suspected of disease (only feasible in high-wire crops) Pick [...] downwards. How to prevent Gummy stem blight Before cropping: Remove all crop debris and disinfect the greenhouse Choose a cultivar that is less susceptible