Results 241 to 250 of about 273,732 (301)
Disturbance Mosaics Shape Multiple Pollinator Taxa Across Spatial and Temporal Scales in Fire-Managed Forests. [PDF]
Glob Chang BiolUlyshen MD +5 more
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Range-wide Tsuga tree decline driven by abrupt climate changes in mid-Holocene America. [PDF]
New PhytolShuman BN.
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Occurrence of Pine Gall Rust on Huangshan Pine Caused by <i>Cronartium orientale</i> in China. [PDF]
Plants (Basel)Su S, Wen Q, Zhu J, Chen Y, Zhou L.
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Correction to "Host tree preference and performance of the Eurasian spruce bark beetle (Ips typographus) on Scots pine". [PDF]
Pest Manag Scieuropepmc +1 more source
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Applied Optics, 2020
As the sun rises above a mountain ridge populated with pine trees, a short-lived but spectacular light scattering effect off the pine needles is visible. It was noted by the Victorian physicist and mountaineer John Tyndall in his two mountaineering books, and this paper describes Tyndall’s observations, discusses his and Professor Necker’s descriptions,
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As the sun rises above a mountain ridge populated with pine trees, a short-lived but spectacular light scattering effect off the pine needles is visible. It was noted by the Victorian physicist and mountaineer John Tyndall in his two mountaineering books, and this paper describes Tyndall’s observations, discusses his and Professor Necker’s descriptions,
openaire +2 more sources
Pine-Pine Gall Rust on Young Jack Pine in Northwestern Ontario
Northern Journal of Applied Forestry, 1990Abstract Pine-pine gall rust, caused by Endocronartium harknessii, accounted for >99% of all stem rusts encountered during a 1987 survey of jack pine in 71 plantations regenerated with planted stock or by seeding between 1979 and 1984 in northwestern Ontario.
Jennifer Juzwik, Nancy Chong
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Pine, Pine Spittlebug Control, 1982
Insecticide and Acaricide Tests, 1983Abstract A roadside planting of pines at Painter, Va was used for the insecticide evaluation.
P. B. Schultz, D. W. Sherrod
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Pine, Pine Spittlebug Control, 1980
Insecticide and Acaricide Tests, 1981Abstract A nursery block of pines were treated on May 30 in Painter, Virginia. A 1-gal B & G compressed air sprayer was used at 30 psi. Plants were sprayed until runoff. Treatments were randomized and replicated 4 times, including check (water treated) and untreated trees. Temperature at the time of application was 80°F. Results were
P. B. Schultz, L. A. Parnell
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