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Listing 1 - 10 from 136 for attacks black

An Index of Major Tree Diseases - Forestry
... Attacks southern hardwoods. Comandra Blister Rust Attacks pines. Diplodia Blight Attacks pines. Dogwood Anthracnose Attacks dogwood. Dothistroma Needle Blight Attacks pines. Dutch Elm Disease Attacks elm. Eastern Dwarf Mistletoe Attacks black spruce. Fusiform Rust Attacks southern pines. Littleleaf Disease Attacks ...
forestry.about.com

An Index of Tree Insects - Forestry
... Attacks pines. Fall Webworm Attacks hardwoods. Forest Tent Caterpillar Attacks hardwoods. Gypsy Moth Attacks northeast hardwoods. Hemlock Wooly Adelgid Attacks northern region conifers. Ips Bark Beetles Attacks southern pines. Larch Casebearer Attacks tamarack, Western Larch. Locust Borer Attacks black ...
forestry.about.com More from this site

Quercus velutina Lam
... (Nitidulidae) and the small oak bark beetle (6). Shoestring root rot (Armillaria mellea) attacks black oak and may kill trees weakened by fire, lightning, drought, insects, or other ... (Callirhytis spp.), filbertworm (Melissopus latiferreanus), and acorn moth (Valentinia glandulel1a) damage black oak acorns. Special Uses Black oak acorns are an important food for squirrels, white-tail deer, ...
www.na.fs.fed.us

botanical.com - A Modern Herbal | Barberry, Common - Herb Profile and Information
... field till the whole was rusted. The interpretation was at that time unknown. A fungus attacks the leaves of the Barberry, making orange-coloured spots. It throws off minute spores which ... -yellowish grey colour externally, and marked with shallow longitudinal furrows. It frequently bears the minute, black 'fruits' of lichen. The bark is dark yellowish brown on the inner surface separating in ...
botanical.com

Tom Volk's Thansgiving fungi
... graminis Black stem rust of wheat The main detrimental effect of the rust on food production is in the reduction of the amount of rolls & stuffing that are available. The fungus attacks ... the cane to smell like overripe pineapples. Aphanomyces cochlioides Aphanomyces root rot of sugar beet. Attacks the large beet growing underground, often wilting the plant and causing death, or at least ...
botit.botany.wisc.edu

Flowering Dogwood
... large number of leaf spots attack dogwood. Spot anthracnose is caused by a fungus that attacks dogwood leaves, stems, flowers and buds. Spots are usually small (1/25 inch) with reddish ... adjacent to the point of fungal entry. The darker area will grow and often a black liquid oozes from the canker. Early symptoms of dogwood canker are smaller and paler leaves ...
edis.ifas.ufl.edu

Black Root Rot of Greenhouse Floral Crops, HYG-3066-96
... black root rot may have black stem lesions at or near the soil line. A close examination of the roots will reveal different symptoms for each disease. Pythium usually attacks roots from the ends or tips, causing a soft, brown rotting as it progresses. Oospores of Pythium can be seen in the infected roots with a microscope. Black ... Fungus and Disease Development Black root rot is caused by ...
ohioline.osu.edu

How To Recognize and Control Black Rot
... Control Black Rot Fruit IPM Factsheet How To Recognize and Control Black Rot By: Sandra Perry and David Ritchie, Dept. of Botany and Plant Pathology Black knot, caused by the fungus Dibotryon morbosum, attacks ... of the tree, which includes twigs, limb and sometimes, the trunks. SYMPTOMS The common name, "black knot", describes the main symptom of the disease. The initial symptoms are small, light- ...
www.canr.msu.edu

Black Shank
... soil. Control Crop Rotation - Rotation should be the foundation of any black shank management program because the fungus attacks only tobacco. Leaving the field out of tobacco for one ... recent Flue-Cured Tobacco Information bulletin. Drainage - Improving drainage in poorly drained areas reduces black shank losses by making the soil environment less favorable for infection. Sanitation - Elimination ...
www.ces.ncsu.edu

Focus on Woody Plant Diseases - Black Knot
... Plant Diseases - Black Knot Evergreen Trees & Shrubs Deciduous Trees & Shrubs Perennial Flowers En Espaņol Oak Wilt Oak Wilt is a fungus. The pathogen is Ceratocystis fagacearum. The fungus attacks most oaks and ...
www.urbanext.uiuc.edu

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