208 Bilder zum Thema "tree pathology" bei ClipDealer

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Horse Chestnut tree infested with leaf miner moth trails
yellow rust spots on pear leaves with fruits. Garden disease and treatment
close-up of green oak leaves in the forest. tree diseases
yellow rust spots on pear leaves. Garden disease and treatment
Dead Elm Tree in winter caused by Dutch Elm Disease (DED) (Ophiostoma ulmi)
Dead Elm Tree caused by Dutch Elm Disease (DED) (Ophiostoma ulmi)
lemon citrus canker disease causes by Xanthomonas axonopodis bacteria fruit lime
citrus canker disease causes by bacteria lime fruit canker major disease of citrus lemon plantfamily
tree leaves affected by aphids. Insect pests and tree deseases. Organic food and agriculture.
Rust on pear leaves, fruit plant disease.
Dead Elm Tree in winter caused by Dutch Elm Disease (DED) (Ophiostoma ulmi)
citrus canker disease causes by bacteria lime fruit canker major disease of citrus lemon plantfamily
Tinder fungus growing on a mossy tree trunk
Rust on pear leaves, fruit plant disease.
Pear leaves with pear rust infestation
Disease of Apple trees. Scab
Wild pear with infected leaves. Disease on the leaves of a pear. Septoria pear - small gray spots with dark edging on the leaf blades.
disease of Apple trees. Scab
pear tree disease on leaves and fruits close up. Protection of t
disease of Apple trees in the garden
Rust on the pear leaves. Diseases of the pear. Yellow spots on the leaves. Selective focus
Larger eight-toothed European spruce bark beetle, Ips typographus close-up. This insect is a major pest on spruce trees
Pear leaves with pear rust infestation
Branch of fruit tree with wrinkled leaves affected by black aphid. Cherry aphids, black fly on cherry tree
Walnut anthracnose or walnut black spot - Gnomonia (Ophiognomonia) leptostyla, fungal plant pathogen
diseased pear leaves. Disease of leaves and vines of pears close-up of damage to rot and parasites. The concept of protection of industrial pear garden
Close-up of a leaf of merry with brown spots caused by fungal diseases
Fomes fomentarius close up. Small depth of field
Leaves of fruit trees affected by fungal diseases.
Branch of apple tree with leaves affected by aphid
Ash dieback fungus (Hymenoscyphus fraxineus) on European ash
Frog-eye leaf spot or Cercospora diseases on leaves of Suicide tree
Pest mealybug closeup on the citrus tree.
Branch of fruit tree with wrinkled leaves affected by black aphid. Cherry aphids, black fly on cherry tree
Canker
The main pests of cherries and cherries are cherry aphids appear in spring.
tree leaves affected by aphids. Insect pests and tree deseases. Organic food and agriculture.
Diseased aspen leaves isolated on white
Walnut anthracnose or walnut black spot - Gnomonia (Ophiognomonia) leptostyla, fungal plant pathogen
Frog-eye leaf spot or Cercospora diseases on leaves of Suicide tree
Walnut anthracnose or walnut black spot - Gnomonia (Ophiognomonia) leptostyla, fungal plant pathogen
Frog-eye leaf spot or Cercospora diseases on leaves of Suicide tree
Pest mealybug closeup on the citrus tree.
Curled peach leaves caused by the fungus Taphrina deformans
Dry branch of a diseased mediterranean cypress tree with cones close-up
Aphids curled foliage, close up Leaf curled on cherry tree, Prunus sp, caused by Black cherry aphid, black cherry aphid attack under side of leaves.
Powdery mildew on Norway Maple. Maple tree fungal disease
Detail of powdery mildew, plant disease
Branch of fruit tree with wrinkled leaves affected by black aphid. Cherry aphids, black fly on cherry tree, severe damage from garden pests
damage marked of citrus canker insect pest on lime lea branchf
Powdery mildew on foliage of Acer tataricum or Tatarian maple.

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