Search Results - "Harman, Dan M."

Resistance to Locust Leafminer (Coleoptera: Chrysomelidae) in Black Locust by Zheng, Yongping, Harman, Dan M., Swartz, Harry Jan

“…Locust leafminer, Odontota dorsalis (Thunberg), activity was observed for 2 yr on 70 black locust, Robinia pseudoacacia L., trees grown from seed collected…”
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Resistance to Locust Leafminer (Coleoptera: Chrysomelidae) in Black Locust by Zheng, Yongping, Harman, Dan M., Swartz, Harry Jan

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Two new species of Aphelenchoididae (Nemata) from declining red pines in Maryland by Kaisa, T.R, Harman, A.L, Harman, D.M

“…Aphelenchoides resinosi n. sp. and Ektaphelenchus joyceae n. sp. are described and illustrated from red pines of the Allegheny plateau of Maryland, USA. The…”
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Effects of Interstate Highway Fencing on White-Tailed Deer Activity by Feldhamer, George A., Gates, J. Edward, Harman, Dan M., Loranger, Andre J., Dixon, Kenneth R.

“…Locations of white-tailed deer (Odocoileus virginianus) along a 41.4-km section of Interstate 84 (I-84) right-of-way in Pike County, Pennsylvania, were…”
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Parasites of the Nantucket Pine Tip Moth, Rhyacionia frustrana on Three Pine Species in Maryland by Harman, Dan M.

“…Studies of the insect parasites of the Nantucket pine tip moth were conducted on loblolly, Scotch, and Virginia pine in Maryland. Twenty-five species of…”
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Natural Mortality of Feeding and Cocooning Stages of the Larch Sawfly Pristiphora erichsonii in Maryland by Harman, Dan M.

“…Studies were conducted to assess natural mortality in larval and cocoon stages of the larch sawfly Pristiphora erichsonii (Htg.) in Maryland. Among…”
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First Record of the Larch Sawfly Pristiphora erichsonii in Maryland, with Notes on Its Distribution by Harman, Dan M.

“…The larch sawfly Pristiphora erichsonii (Hartig) has not been previously reported in Maryland. In 1966 it was observed at 11 locations in the counties of…”
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White-Pine Weevil Attack on Naturally Seeded Virginia Pine in a Severely Attacked White Pine Plantation by Harman, Dan M.

“…Attacks by the white-pine weevil were observed on Virginia pine, Pinus virginiana, a species not previously reported as a host of the weevil. In a heavily…”
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Regeneration of foliage in European larches, Larix decidua Mill., after attack by the larch sawfly, Pristiphora erichsonii Htg., in Maryland by Harman, D.M

“…Refoliation in European larches, Larix decidua Mill., after attack by the larch sawfly, Pristiphora erichsonii Htg., was studied on 10-12 year old larches in…”
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Occurrence of the Porcupine Erethizon dorsatum and the Nutria Myocastor coypus bonariensis in Western Maryland by Harman, Dan M., Thoerig, Theodore

“…The porcupine Erethizon dorsatum (L.) has been taken recently by hunters at one location in Allegany County and two in Garrett County, Maryland. Except for…”
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THE LEAST WEASEL, MUSTELA NIVALIS, FROM MARYLAND by CHAPMAN, JOSEPH A., HARMAN, DAN M.

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Comparison of Abundance of Two Species of Shrews in Four Maryland Habitat Types by Harman, Dan M., Chapman, Joseph A.

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Genetic Variation in White-Tailed Deer (Odocoileus virginianus) Populations in Western Maryland by Sheffield, Steven R., Morgan, Raymond P., Feldhamer, George A., Harman, Dan M.

“…Genetic variation and differentiation in 326 white-tailed deer (Odocoileus virginianus) from Allegany and Garrett counties, Maryland, were examined by…”
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GROWTH RATES OF NORWAY SPRUCE (PICEA ABIES) FROM 46 DIVERSE SEED SOURCES STUDIED IN MARYLAND'S APPALACHIAN REGION by GENYS, JOHN B., HARMAN, DAN M., FULLER, KENT B.

“…Norway spruce (Picea abies) from 46 European seed sources was studied for 15 years in Mount Savage, Maryland. Survival of the different populations ranged from…”
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seasonal study of the ectoparasites of Sylvilagus transitionalis by Harman, D.M, Chapman, J.A

“…New England cottontail rabbits were studied in collections made periodically throughout one year from one general locality in Tucker County, West Virginia. A…”
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Leader and bark characteristics in different growth categories of white pine (Pinus stobus L. and Pinus monticola Dougl.) in Maryland by Harman, D.M, Brown, M.L

“…Dimensional and chemical aspects of leaders and bark were investigated in tall (40-75 ft) eastern white pines (Pinus strobus) and in smaller (12-25 ft) trees…”
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Feeding habits of the larch sawfly larvae, Pristiphora erichsonii (Hymenoptera: Tenthredinidae) on Japanese larch in Maryland by Harman, D.M, Brown, M.L

“…Studies on the feeding habits of larch sawfly larvae, Pristiphora erichsonii (Hartig), in Maryland substantiated previous reports of a feeding preference for…”
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Feeding levels of larch sawfly on different larches in Maryland by Harman, D.M, Genys, J.B

“…Feeding levels of the larch sawfly Pristiphora erichsonii were studied in 3 western Maryland plantations in which 6 larch species and a variety of geographic…”
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Frequency and distribution of the American dog tick on the nutria in Maryland by Harman, D.M, Willner, G.R, Chapman, J.A

“…Dermacentor variabilis on nutria, attachment site, prevalence and intensity, seasonal distribution, host age and size, frequency of occurrence, host density…”
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