• Fusarium wilt

  and the soil may not be suitable for planting for many years to come. Life cycle and appearance of Fusarium wilt Fusarium oxysporum has many different formae [...] also produce ascospores. The Fusarium oxysporum life cycle, is similar to that of most Fusarium species. Fusarium overwinters for many years in the soil and [...] General Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species

• Verticillium wilt

  causes verticillium wilt and early dying of potato. Damage symptoms Verticillium species mostly cause wilting of plants. The wilting starts at the lower [...] symptoms or with only partial wilting. Life cycle and appearance of Verticillium wilt Verticillium dahliae survives for prolonged time periods (many years) [...] fungus infects the roots of plants, directly or through wounds caused by for example nematodes. The fungus then grows into the vessels of the plant and produces

• Fusarium spp.

  Lupinus sp.) Fusarium sambucinum/Fusarium sulphureum (Dry rot of potato): Potato ( Solanum tuberosum) Fusarium solani : Members of the Fusarium solani species [...] decay. Fusarium oxysporum ( Fusarium wilt ) is the species that causes vascular wilt. Initially, the leaves turn yellow and wilt, mostly on one side of the [...] are capable of causing disease in many agriculturally important crops Damage symptoms of Fusarium spp. Fusarium fungi cause vascular wilt, root rot, foot

• Pomegranate wilt complex

  2 to 3 ml per litre of water and drench 20 to 25 litre of solution per tree to the root zone by making the ring around the tree for three times at weekly [...] (Major cause), species of Fusarium, Rhizoctonia, Sclerotium, Macrophomina, Phytophthora are occasionally associated with fungi. Symptoms Affected plants [...] followed by drooping and drying of leaves and branches. The entire tree dies in few months. Dark greyish brown to black colouration of wood below bark and vascular

• Bacterial wilt, brown rot

  first. They show signs of wilting during the day which may disappear in the early stages of infection. Under conditions favourable for the bacteria, the whole [...] the way to distinguish it from Verticillium or Fusarium wilts. Life cycle and appearance of Bacterial wilt, brown rot Ralstonia solanacearum is a quarantine [...] xylem, causing bacterial wilt and brown rot in a very wide range of potential host plants. Damage symptoms In potato, field symptoms of Ralstonia solanacearum

• Fusarium head blight or scab

  General Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species [...] such as wheat (fusarium head blight wheat) and post-harvest decay. Life cycle and appearance of Fusarium head blight or scab Most Fusarium species only make [...] In general, most Fusarium specieshave a similar life cycle. Fusarium overwinters for many years in the soil and on crop residues of infected plants as

• Blight of pepper

  lesions occur on the larger roots. Plants wilt and the crown leaves drop off. Life cycle and appearance of Blight of pepper Phytophthora species are very [...] rapidly when the water content of the soil or substrate is higher than normal or optimal for crop growth. How to prevent Blight of pepper Apply hygiene measures [...] and fruit rot of peppers and other important commercial crops. Damage symptoms Phytophthora causes root rot, seedling damping off and rot of stems, bulbs

• Downy mildew of Cucurbits

  On the underside of the leave fluffy growth appears which is first white and later turns grey-brown. This is actually the sporulation of the pathogens extruding [...] the stomata or directly by penetrating the cuticula. For germination free water is required. For most downy mildews, the optimum temperature is around [...] causing downy mildew on cucurbit crops like cucumber, cantaloupe, pumpkin, watermelon and squash. Damage symptoms Downy mildew pathogens infect mostly the leaves

• Loose smut of barley

  emergence. The first sign of infection is the appearance of a smutted ear. Instead of normal tissue, the ear contains a mass of olive-brown smut spores. [...] pollination. How to prevent Loose smut of barley Use clean seed: Apply systemic fungicide treatment of seeds. Contact fungicides are not effective Apply heat treatment [...] and compensated for Use resistant cultivars Perform field checks for infected seed and prevent the use of seeds from infected fields for further cropping

• Loose smut of wheat

  appearance of a smutted ear. Instead of normal tissue, the ear contains a mass of olive-brown smut spores. Life cycle and appearance of Loose smut of wheat [...] pollination. How to prevent Loose smut of wheat Use clean seed: Apply systemic fungicide treatment of seeds. Contact fungicides are not effective Apply heat treatment [...] and compensated for Use resistant cultivars Perform field checks for infected seed and prevent the use of seeds from infected fields for further cropping