• Brown root rot, corky root rot

  January 1, 1970

  by Verticillium or Fusarium . Progressive disease causes more and more destruction of the root system and subsequent loss of vigour and further wilting [...] lycopersici is a fungal plant pathogen, infecting tomatoes and aubergine. It causes brown root rot and corky root rot. Damage symptoms The first signs of this [...] localized areas of the greenhouse or field. The affected plants may wilt. Also, interveinal chlorosis of leaves and premature defoliation may occur. Looking

• Horiver Disc

  January 1, 1970

  root aphids and fungus gnats. Pests Root aphids , fungus gnats. Mode of action Insect pests are attracted to the colour of the sticky trap and get caught [...] the top side of the trap Replace the traps when largely covered by insects and/or debris Dosage One Horiver Disc per plant. Storage temperature 0-32°C/32-104°F [...] Presentation Polysterene disc coated with dry sticky glue. Available colours and sizes Yellow: 18 cm diameter Numbers per package 50 pieces Application Remove

• HyFood takes habanero to another level with biological control

  January 1, 1970

  we have acquired knowledge and skills to be able to identify pests such as whitefly , red spider mite and thrips in time and release in a timely manner [...] of agrochemicals and has allowed them to comply with the legal framework for entry into the U.S. market, one of the most important and demanding at a global [...] years, exports of this fruit have had an average annual increase of 1.8% in volume and 11.4% in economic value, with the main client of Mexican chili being

• Black leg of seedlings

  January 1, 1970

  are in a sub-optimal condition or suffer from stress, caused for example by too much water, too high or low temperatures or sudden fluctuations in temperature [...] buds fall off. The side roots rot and very little of the root system survives. On the border between air and soil or substrate the plant turns brown. A [...] soil or substrate. Oospores are dispersed when soil particles are moved around by humans or machinery. Pythium can survive very well in the soil or substrate

• Fusarium spp.

  January 1, 1970

  causes foot and/or root rot of the infected host plant, and the disease may manifest as wilting, stunting and chlorosis or lesions on the stem and/or leaves [...] Fusarium is widespread and can infect a range of host crops. Many species are considered weak pathogens and can only infect wounded or stressed host plants [...] structures, tools and machinery. Primary infection is either seed-borne or takes place as infection of the roots at the root tip, or in small wounds, for

• Damping-off

  January 1, 1970

  are in a sub-optimal condition or suffer from stress, caused for example by too much water, too high or low temperatures or sudden fluctuations in temperature [...] buds fall off. The side roots rot and very little of the root system survives. On the border between air and soil or substrate the plant turns brown. A [...] soil or substrate. Oospores are dispersed when soil particles are moved around by humans or machinery. Pythium can survive very well in the soil or substrate

• Bacterial soft rot, bacterial stem rot

  January 1, 1970

  harvest or after that. The pith disintegrates and the stem becomes hollow. Because of the bacterial growth in the pith, the stem seems wet and slimy. Above [...] Above or below the hollow stem the vascular tissue keeps its normal colour. On the fruits, lesions first are small and sunken, water-soaked and light to [...] adjacent to wounds and natural openings at the stem end. Later the fruit becomes soft and lesion contents become liquid. Life cycle and appearance of Bacterial

• Black sigatoka disease

  January 1, 1970

  size and turn brown with light grey centres. These spots enlarge further and the tissue around the lesions turns yellow and dies. Lesions merge and the [...] hyphae emerge from the stomata and either develop into conidiophores with new conidia or grow across the surface and infect adjacent stomata. Both types [...] to saturation and temperature above 20 °C). How to prevent Black sigatoka disease Use resistant cultivars Remove or burn infected leaves or at least stack

• Phytophthora blight

  January 1, 1970

  between 15 and 23 °C and higher water content than is optimal for crop growth. Phytophthora overwinters in roots, infected tubers and bulbs or in the soil [...] leaves and fruits. Late blight or Phytophthora blight (Phytophtora infestans f.sp. infestans ) causes water-soaked lesions with vague borders and white [...] growing root tips promote germination and attract the zoospores. The pathogen grows into the stem and on the plant surface and new sporangiophores (structures

• Blight of pepper

  January 1, 1970

  causes blight and fruit rot of peppers and other important commercial crops. Damage symptoms Phytophthora causes root rot, seedling damping off and rot of stems [...] bulbs, tubers, leaves and fruits. Several Phytophthora species cause root- and crown rot in potted plants. The small roots die and brown-black lesions occur [...] belonging to the Oomycetes and are therefore strictly speaking not fungi. They thrive at soil temperatures between 15 and 23 °C and higher water content than