• Cercospora leaf spot

  January 1, 1970

  humidity favours the spread of the disease and severity. The fungus has the ability to overwinter in plant debris and remains in the field for long time. Management [...] dark brown margins. The spots may enlarge to 1 cm to more and later coalesce. The spots dry up results in shot-hole appearance to the leaves. Severely infected [...] leaf spots can be caused by many species of Cercospora species depending on the plant type infected. Infected seeds, infected plants and plant debris are

• Asian citrus psyllid

  January 1, 1970

  through most of the southern states and Mexico however the state of Florida is the most affected area by the vectored disease. Damage symptoms The psyllid is [...] Huanglongbing. It is widely distributed in southern Asia and the disease is responsible for the destruction of several citrus industries in Asia and Africa [...] into plant tissue to feed. Adults feed on young stems and on leaves of all developmental stages. Nymphs feed on young leaves and stems, continuously secreting

• Spical-Plus

  January 1, 1970

  weeks if the pest is not controlled. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation [...] in the crop, not exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory [...] multiply in the sachet and disperse into the crop over a period of several weeks. Predatory mites use their piercing mouthparts to extract the contents of

• Chrysopa-E

  January 1, 1970

  during the night. The larvae hide during the day. Pack size 100,000 eggs. Presentation 90 ml cardboard tube. Carrier None. Application Apply evenly on leaves [...] Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. Environmental conditions Chrysoperla carnea [...] carrier material Dosage The dosage of Chrysopa-E depends on climate, crop and pest density and should always be adjusted to the particular situation. I

• Swirski-Mite LD

  January 1, 1970

  weeks if the pest is not controlled. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation [...] in the crop, not exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory [...] multiply in the sachet and disperse into the crop over a period of several weeks. Predatory mites use their piercing mouthparts to extract the contents of

• Cotton bollworm

  January 1, 1970

  General The cotton bollworm ( Helicoverpa armigera ) occurs in the tropics and sub-tropics of all continents except for North America. Larvae of the cotton [...] development, the caterpillars damage most fruits by mining. All fruits can be damaged, although the preference is for smaller specimens. The fruits stop [...] long. The first instars are the most mobile, and move like loopers. The caterpillars are often aggressive and cannibalistic. Pupation occurs in the soil

• Swirski-Mite Plus

  January 1, 1970

  weeks if the pest is not controlled. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation [...] in the crop, not exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory [...] multiply in the sachet and disperse into the crop over a period of several weeks. Predatory mites use their piercing mouthparts to extract the contents of

• Veni GoKlean

  January 1, 1970

  - 1.5 ml (for spray), 2-3 ml (for drench), 5 ml (for tuber/rhizome/plant material treatment) of Veni GoKlean in 1 L of water and apply on the target area [...] When to use Veni GoKlean? Useful for pre-sowing soil disinfection. Disinfection of Fungi, Bacteria and Virus on plants and post harvesting. It is helpful [...] like hardness, salinity, pH does not impair the efficiency of Veni GoKlean. How does Veni GoKlean work? The combination of these two elements silver and

• Caterpillars

  January 1, 1970

  damage to crops. The most harmful caterpillars that occur in greenhouses belong to the Noctuidae (the noctuid or owl moths), which is the largest of all [...] family, the Tortricidae. The name ‘leafroller’ refers to the fact that the caterpillars often live in rolled-up leaves. Although some species are restricted [...] are nocturnal. The caterpillars mostly pupate in the ground. Another family containing several species that damage greenhouse crops is the leafroller family

• Black root rot of cucurbits

  January 1, 1970

  line on cucumber roots. The lesions are slightly sunken and are mostly formed around the point of attachment of lateral roots and root hairs. The lesions [...] a few of the roots but in severe cases all roots may be infected. At the final stage of the disease, only vascular tissue remains because the cortex (outer [...] sclerotia which can survive adverse conditions for years in the soil, but little else is known about the life cycle. The fungus is dispersed by water, air and soil