Green peach aphid

sugars, but has a low protein content. Aphids therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the [...] aphids are born as developed nymphs. They immediately start to feed on plant sap and grow rapidly. When reproduction is sexual, the aphids lay eggs that [...] of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early enough in the season,

Aphids

Some species of aphids can cause leaves to curl or twist as they feed on the plant sap. How to prevent aphids To prevent aphid infestations in crops, you [...] resistance to pesticides, remain unchanged and unsorted. The young aphids are born as developed nymphs and begin to feed instantly on plant sap. They grow rapidly [...] the plant's ability to photosynthesize and grow. Wilting or death of plant: In severe cases, aphid infestations can cause plants to wilt and die. This can

Fusarium wilt

small wounds, for example where lateral roots branch off from the tap root. How to prevent Fusarium wilt Remove or destroy crop residues Choose resistant cultivars [...] plantations may die 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 symptoms. Fusarium oxysporum is the only Fusarium that actually grows inside the vessel system of the host plant and spreads upwards inside the

Black root rot of cucurbits

lateral roots and root hairs. The lesions may grow and encircle the root. The roots become yellow-brown to black and ultimately die. Black lesions with [...] the life cycle. The fungus is dispersed by water, air and soil particles. How to prevent Black root rot of cucurbits Test for the presence of Phomopsis [...] coloured tissue that looks like black stripes. The disease is usually restricted to a few of the roots but in severe cases all roots may be infected. At the final

Fruit grower uses Natupol Tripol for outdoor pollination

pear orchards. Situated in the Betuwe fruit growing region of the Netherlands, the 80-hectare orchard grows apples on 45 hectares and pears on 35 hectares [...] then moving them to the apple orchard in early spring. ‘Although the weather has been unpredictable these last few years, we make sure to place our order [...] solutions ‘Pesticides are bad for beneficial insects and anything you can do to make it more sustainable is a good thing,’ Alfred adds. Koppert’s Tripol hives

Apple scab

temperatures this increases to 12-28 hours of leaf wetness for successful infection. Conidia also need water for germination. How to prevent Apple scab Use [...] fall off prematurely. The plants’ defence mechanism is to produce corky rings around the lesions to prevent further invasion of tissue by the fungus. Late [...] rsed to the fruit trees and will germinate if free water is available. They infect the plant by direct penetration of the cuticula and then grow between

Glasshouse potato aphid

fruit of sweet pepper it secretes a toxic substance, which leads to deformations in the growing tip of the plant. Precisely where the plant is pierced is u [...] aphids are born as developed nymphs. They immediately start to feed on plant sap and grow rapidly. When reproduction is sexual, the aphids lay eggs that [...] a dark thorax and a dark abdomen that has pale to dark transverse bands. The body shape is similar to wingless females, but is 2.0-3.0 mm long. The glasshouse

Mycotal - Effective at lower temperatures

inactive, they will start to build up a population as soon as the conditions are favourable. This can become a serious threat to you crop in a later stage [...] after application Mycotal 1g/l 09-2023 Mycotal 2g/l Control (Water) 16 How to use Mycotal with Low Volume Mist System Mode of action [...] stage. Therefor it’s crucial to eliminate pests in wintertime, when pest pressure is still low. In this way you start the new season in a clean way, giving

Natupol Excel

brood and sugar water. Downloads Bumblebee stings Checklist growing lights Manual growing lights Pollination checklist Tomato Plant Pollinator interactions [...] exposed to the first daylight Wait for at least 15 minutes after positioning the hive before opening the hive entrance, this allows the bumblebees to calm [...] Pay attention to advice for best practice under conditions with artificial light or in hot environments. Storage time after receipt To guarantee the best

Foot rot of cereals

features for identifying the presence of the pathogen in affected cereal crops. How to prevent foot rot of cereals Avoid following maize with wheat in rotations [...] disease primarily affects the roots and lower stem of cereal plants, leading to rotting and ultimately compromising plant health and yield. Microdochium nivale [...] These spores, known as conidia, are spread by wind, water, or human activity to susceptible plant tissues. Upon encountering favorable conditions, such as