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Inspect plants closely at weekly intervals, especially plants where scale problems have occurred in the past. Since scale insects may occur on all plant parts, every part of the plant must be checked. Leaves should be examined on both surfaces, and particularly along the midrib of the underside.
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entnemdept.ufl.edu/fasulo/woodypest/scales.htm
entnemdept.ufl.edu/fasulo/woodypest/scales.htm
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Some scales are hemispherical in shape, while others are oval and flat. Scale insects feed by sucking plant sap and may cause poor, stunted growth. Death of infested plants is possible in severe cases. A large quantity of a sweet sticky liquid called honeydew is excreted by scale insects.
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www.ipm.iastate.edu/ipm/iiin/housepla.html
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Scale insects feed on plant sap sucked thorough a slender stylet that remains inserted constantly into the plant tissue. Sap loss may cause poor, stunted growth. Death of infested plants is possible in severe cases.
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www.ipm.iastate.edu/ipm/hortnews/1995/11-10-1995/scale....
www.ipm.iastate.edu/ipm/hortnews/1995/11-10-1995/scale.html
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I went back to college and got my MS degree, focusing all of my graduate work on plant/allergy connections and on the different plant flowering systems. ... The USDA used my OPALS (see) scale to form allergy predictions for different cities, and the American Lung Association in Richmond, Virginia asked me to help design...
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www.allergyfree-gardening.com/
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How to Control Scale Insects on Indoor Plants. Scale insects suck the fluids from your plants' leaves and stems, robbing them of essential nutrients. Leaves wither and yellow and may drop from the plant. Indoors, scale insects thrive in the... ... Scale insects suck the fluids from your plants' leaves and stems, ... Plant Food...
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www.ehow.com/how_9355_control-scale-insects.html
www.ehow.com/how_9355_control-scale-insects.html
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Their control is made more difficult by the fact that they will leave the plant as soon as you try to spray them. The immature stage of white fly is scale-like and doesn't move, so it is in this stage that you must defeat them by weekly spraying or dipping with insecticidal soap.
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www.thegardenhelper.com/bugs.html
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But what are those bumps: part of the plant or actually insects masquerading as plant parts? Scale insects look quite different fro m your typical insect. Female scales are wingless and often legless and don't even look like an animal.
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www.hort.wisc.edu/mastergardener/Features/insects/scale...
www.hort.wisc.edu/mastergardener/Features/insects/scales/scales.htm
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Answer: There are a number of scale insects that infest house plants. Some scales prefer certain plant species. When young scales (crawlers) hatch from eggs laid by the female, they will crawl about to find a suitable place to feed.
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www.ppdl.purdue.edu/PPDL/expert/Scale_On_Houseplants.ht...
www.ppdl.purdue.edu/PPDL/expert/Scale_On_Houseplants.html
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329 Plant Science ... Welcome to the Plant Disease Diagnostic Clinic at Cornell University ... The Clinic is designed to provide plant disease diagnostic services for anyone interested in plant diseases. Our services include analysis of plant material and soil for bacterial, fungal, viral, and nematode pathogens as well...
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plantclinic.cornell.edu/
plantclinic.cornell.edu/
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