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root weevil

Listing 1 - 10 from 74 for root weevil

Root Weevils: Troublesome Rhododendron Pests
... weevil species are: black vine weevil, Otiorhynchus sulcatus; obscure root weevil, Nemocestes incomptus; woods weevil, Sciopithes obscures; strawberry root weevil, Otiorhynchus ovatus; rough strawberry root weevil, O. rugosostriatus; obscure root weevil, Sciopithes obscures; clay-colored weevil ...
www.rhododendron.org

OSU Extension Service and Agricultural Research Station News
... and how to keep their populations in check. Notched rhody leaves indicate root weevils at work Root weevils are the most serious insect pests of woody ornamentals in the ... from the end of May until June. Other root weevils commonly found in Oregon landscapes include the obscure root weevil, rough strawberry root weevil and strawberry root weevil. Biology and control information for home gardeners ...
extension.oregonstate.edu

Strawberry Pests
... Pests GardenLine | Common Saskatchewan Pests | Strawberry Pests Sharon Faye Strawberry Weevil: Description/Damage: The strawberry weevil is a dark brown weevil, 2-3 mm (0.08 to 0.12 in) long, ... sign of the weevil's presence. Control: As there is only one generation a year, only one pesticide application is necessary for control of the pest. Strawberry Root Weevil The strawberry root weevil attacks ...
gardenline.usask.ca

WSU Whatcom County Extension
... Research Facility 1999 Trials Root Weevil Egg Laying Studies Studies of the Clay Colored Weevil on Meeker Raspberries Efficacy of Cryolite Bait Against Black Vine Weevil in Raspberries Comparison of ... Insect-killing Nematode, Heterorhabditis marelatus against Black Vine Weevil in Strawberry 1998 Trials Studies of the Clay Colored Weevil on Meeker Raspberries Comparison of Traditional to IPM Strategy ...
whatcom.wsu.edu

Collier Arbor Garden Calendar - Summer
... is the best time to water gardens and lawns. Water deeply and infrequently. Treat for root weevil adults when new feeding damage (notching) is present on foliage.* Treat for scale insects emerging ... 't dry out. September Apply parasitic nematodes to soil beneath rhododendrons and azaleas affected by root weevils.* Plant lawns until October 15 in western Oregon. Treat lawn weeds now; aerate.* Have ...
www.collierarbor.com

Laminated Root Rot - Collier Arbor, Problems and Solutions
... Root Weevil Disease Problems Apple Scab Dogwood Anthracnose Laminated Root Rot Verticullium Wilt Environmental Problems Tree Hazards Pruning Tips Fire Prevention Tips Featured Trees Dying trees with thinning foliage in crowns Laminated Root ... hyphae may be found in infected tissue. Life Cycle The fungus is spread by root to root contact from one tree to another. The fungus does not grow through soil. ...
www.collierarbor.com
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LiliesInAUtahGarden.html
... problem for lilies elsewhere. I can only suppose lily leaves are too tough for strawberry root weevil and leafcutter bees, a small blessing. I've already mentioned the temptation lilies hold for ...
www.dragongoose.com

Plague Year:Utah's Fifth Year of Drought
... , we've been visited in this summer of 2003 with an algae bloom of strawberry root weevil. They've rendered the edges of our rose and lilac leaves into a lacey froth ... moisture is down there, cool as cucumbers. Bryony, of course, has its enormous melon-like root to nourish it, and bittersweet nightshade's runners take over the soil in all directions ...
www.dragongoose.com
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Practical Black Vine Weevil Management
... some degree of root injury would have to be tolerated if entomopathogenic nematodes are to be used as the principal management tool for root weevil larvae. However, if black vine weevil larvae ever ... not guarantee that these natural populations will be effective in suppressing root weevil populations. One interpretation of black vine weevil's life cycle is that egg-laying as late as September ( ...
www.rhododendron.org

Open Directory - Science: Agriculture: Field Crops: Root Crops: Sweetpotatoes
... site that describes root and tuber crops and derived products. Effects of Intercropping Sweet Potato on the Population Density of Sweet Potato Weevil, Cylas Formicarius (F.) (Coleoptera; ... Front - Research information from the Kyushu National Agricultural Experiment Station (Japan) Sweetpotato Weevil - Cylas formicarius - Information, management and references for this serious worldwide pest. Texas ...
dmoz.org




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