• Black leg of seedlings

  substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger nail. Life cycle [...] Black leg of seedlings Pythium belongs to the Oomycetes, a separate group of microorganisms and is therefore not a real fungus. It survives as oospores, [...] damaged spots. On the infected plant, new sporangia with zoospores are formed, that allow the disease to spread to neighbouring plants. The zoospores disperse

• Aphids

  form a single, very large group of insects: the super- family Aphidoidea, belonging to the order Hemiptera . The aphids discussed here all belong to the [...] ion. They may also excrete a sugary substance called honeydew, which can attract other insects and lead to the growth of a black sooty mold. Aphids life [...] colour forms, or resistance to pesticides, remain unchanged and unsorted. The young aphids are born as developed nymphs and begin to feed instantly on plant

• Citrus mealybug

  their entire development. After the second instar, a male nymph forms a dark brown ‘prepupa’ from which a pupa rapidly develops, inside a white cottony [...] through a second and third instar after which they become sexually mature. Soon after becoming an adult the females start to release a sex pheromone to attract [...] Planococcus citri ) has a world-wide distribution and many and diverse host plants. In temperate regions of the world this mealybug poses a problem in greenhouse

• Grey mould

  the infected area, new spores are formed within a few days. Under circumstances unfavourable for germination, the spores can survive a few days on the plant [...] fuckeliana / Botrytis cinerea) is considered a weak pathogen, only infecting weakened or damaged plants. How to prevent Grey mould Make sure the crop grows [...] Remove diseased plants or plant parts in a closed plastic bag In tomato: prune with a knife and not by hand, to avoid rugged, irregular wound surfaces In

• Hop

  frequently referred to as hops “vine”, this plant is technically a bine. Bines have stout stems with stiff hairs to aid them in climbing. They are a vigorous grower [...] grower with the ability to extend up to 20 inches a week, and even 50 ft tall in one season. They are typically trained on strings up to 25 ft tall. The hop [...] hop is native to the temperate Northern Hemisphere where currently the most acreage of production occurs. Although these plants have a very long life cycle

• Damping-off

  substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger nail. Life cycle [...] appearance of Damping-off Pythium belongs to the Oomycetes, a separate group of microorganisms and is therefore not a real fungus. It survives as oospores, [...] damaged spots. On the infected plant, new sporangia with zoospores are formed, that allow the disease to spread to neighbouring plants. The zoospores disperse

• The journey of sustainable citrus farming in agriculture

  Get to know Balbino Garre Martínez, a grower with over 35 years of experience in citrus and livestock farming. Balbino, along with his two brothers, operates [...] "Explotación de los pardos," where agriculture isn't just a profession but a lifelong passion. Adapting to challenges and embracing change Balbino's agricultural [...] only proven to be successful but also reduced the reliance on chemical pesticides. The path to environmental friendly farming Dedicated to sustainable

• Pepino mosaic virus

  What is V10? V10 is a mild strain of Pepino Mosaic Virus used in a controlled way to protect plants against more aggressive strains such as PepMV EU, [...] minimal contact can infect new plants. Survival The virus can persist on surfaces, equipment, and plant debris, leading to further spread if hygiene is [...] V10 An effective strategy to protect tomato crops against Pepino Mosaic Virus (PepMV) is the use of cross-protection with a mild strain, such as V10 .

• Two-spotted spider mite

  urticae ) is a pest of many crops throughout the world. Despite their small size, they are capable of very rapidly doing severe damage, due to their great [...] of the leaves. Severe infestations can cause the leaves to dry up and fall off the plant. How to prevent spider mite Preventing spider mites in your crop [...] important species in greenhouses and many outdoor crops. Spider mite damage Larvae, nymphs and adults cause damage to the host plant by feeding on plant

• Western flower thrips

  species in many greenhouse crops. The western flower thrips (Frankliniella occidentalis) can be found on a wide variety of plants, including many vegetable [...] into the plant tissue with a saw-like ovipositor. Larvae are nearly transparent white or yellowish to orange-yellow, with a large head and bright red eyes [...] instars can be recognized by their developing wing buds. Compared to the prepupa, the pupa has longer, more developed wing buds and longer antennae that