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Progeny Testing of Native Aspens and Their Hybrids for Biomass Production in Michigan
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Two-Year Performance Of Barerooted And Containerized Trembling And Bigtooth Aspen Seedlings
- Containerized bigtooth and trembling aspen seedlings showed higher survival than barerooted seedlings following transplanting. After two growing seasons, no ...
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Nursery Production of Aspen Seedlings
- The introduction of improved aspen (Populus tremuloides and P. grandidentata), polyploid aspen and aspen hybrids, has increased interest in aspen, and made it ...
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Asexual vs. sexual propagation of quaking Aspen
- Quaking aspen (Populus tremuloides Michx.) regenerates almost exclusively by root suckers in the western United States, even though female clones produce ...
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Improved Method for Nursery Production of Quaking Aspen Seedlings
- An increasing interest in improved polyploid and hybrid aspen has demanded a method of producing large numbers of aspen seedlings at a minimum cost. Because ...
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Aspen Seed Collection and Extraction
- Aspen (Populus tremuloides Michx.) seeds can be collected when about one-third of the capsules within a cluster have partially opened but before the cotton ...
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Seed Hairs and Seed Germination In Populus
- Two experiments were conducted to study the effect of the presence of seed hairs (the "coma" or "cotton") on the germination of quaking aspen (Populus ...
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Stacked Propagation
- Stacked propagation is a novel method of growing quaking aspen (Populus tremuloides Michx. [Salicaceae]) and other plants that reproduce from underground stems ...
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Effects of oil amendments on Aspen seedling production
- Quaking aspen (Populus tremuloides Michx.) seedlings were grown in north central New Mexico in a mountain valley nursery soil amended with sulphur and one of ...
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Use Of Tissue Culture Techniques In A Hardwood Treeimprovement Program
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Greenhouse Production of Quaking Aspen Seedlings
- This paper describes the procedures for greenhouse production of container grown quaking aspen seedlings used at the Colorado State Forest Service Nursery in ...
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Propagating Native Plants for the Hopi Nation©
- The tribe asked the U.S.D.A. Forest Service for help in propagating willows and cottonwoods to plant in these areas at the first Intertribal Nursery Council ...
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A Tissue Culture Solution to a Forestry Problem-The Propagation of Tetraploid European Aspen
- A simple tissue culture method based on the production of multiple shoots from dormant buds is described. The application of the method to tetraploid European ...
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Techniques for Rooting Aspen Root Sprouts
- The Aspen Genetics and Tree Improvement program of the Institute of Paper Chemistry (IPC) has had the problem of vegetatively propagating selected and ...
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Some Anatomical Aspects of Rooting Quaking Aspen
- Aspen root suckers and stem cuttings consisting of the current year's growth from trees 1, 2, 3 and 4-10 years old were collected for microscopic ...
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A Method for Aspen and Cottonwood Seed Extraction
- Increased importance of aspen in the Lake States and cottonwood on bottomland areas in the Midwest and the South has resulted in the need for producing these ...
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Propagating Plant Materials for the Hopi Reservation, Arizona
- The USDA Forest Service, USDA Natural Resources Conservation Service (NRCS), and the Hopi Tribe Office of Range Management are collaborating on a plant ...
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Catkin Growth, Seed Production, and Development of Seed Germinability in Quaking Aspen in Central Alberta
- Initial release of seeds of quaking aspen (Populus tremuloides Michx.) differed by 2.5 weeks between 1984 and 1988 but began in both years when catkin moisture ...
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First-year Growth Response of Cold-stored, Nursery-grown Aspen Planting Stock
- This research examined the first year growth characteristics of cold stored and transplanted nursery-produced aspen seedlings and compared it to the growth of ...
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Effects of Chemical Weed Control and Seedling Planting Depth on Survival and Growth of Aspen
- Deep-planting aspen seedlings by placing the root collar 15 centimeters below the soil surface reduced injury from simazine. Simazine gave excellent weed ...
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Aspen and Balsam Poplar Seed Collection and Storage
- Propagation of Populus tremuloides and Populus balsamifera by seed had been attempted several times without success. The method originally used was ...
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Expression and Stability of Transgenes in Aspen-Populus
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Growth of Aspen and White Spruce in Planted Mixtures
- Mixedwood stands dominated by aspen and white spruce are the most common tree mixture in Canadian boreal forests, particularly in the west (Rowe 1972).
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Field Performance of Hybrid Aspen Clones Planted in Summer
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Conservation Genetics within the US Forest Service: From Quaking Aspen (Populus tremuloides) to Rocky Mountain Bristlecone Pine (Pinus aristata)
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Hybrid poplar nusery production
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Timber Management on the Chippewa National Forest
- The Chippewa National Forest is a forest of approximately 661,000 total acres. It has 180,000 acres of nonproductive lands for timber including: * Wetlands * ...
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The Effect of Root Segment Origin, Size, and Orientation in Aspen Rootling Propagation
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Chemical Control of Vegetative Competition in Aspen Plantings
- During the past decade. aspens have become the most important pulpwood species in the Lake States. These species have many assets; these include rapid growth, ...
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A Quick Method of Collecting and Cleaning Aspen Seed
- In the past few years, the Station has received a number of requests from different forest research organizations for small amounts of seed of aspens (Populus ...
