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Book Ripening and Dispersal of a Bumper Western Hemlock Sitka Spruce Seed Crop in Southeast Alaska Classic Reprint

Download or read book Ripening and Dispersal of a Bumper Western Hemlock Sitka Spruce Seed Crop in Southeast Alaska Classic Reprint written by A. S. Harris and published by Forgotten Books. This book was released on 2018-05-03 with total page 20 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Ripening and Dispersal of a Bumper Western Hemlock-Sitka Spruce Seed Crop in Southeast Alaska Western hemlock (tsuga heterophylla (raf.) Sarg.) and Sitka spruce (picea sitchensis (bong.) Carr.) together comprise about 92 percent of the commercial timber volume in southeast Alaska. Both Species are prolific seed producers, with at least some seed produced almost every year and a heavy crop every 5 to 8 years. Seed dispersal from the heavy cone crops of 1951 and 1959 and from the medium cone crop of 1956 has been reported (godman 1953; Harris 1967; James In 1966, a bumper cone crop occurred, offering an opportunity to obtain more detailed information about seed maturation and its dispersal. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Book Ripening and Dispersal of a Bumper Western Hemlock Sitka Spruce Seed Crop in Southeast Alaska

Download or read book Ripening and Dispersal of a Bumper Western Hemlock Sitka Spruce Seed Crop in Southeast Alaska written by Pacific Northwest Forest and Range Experiment Station (Portland, Or.) and published by . This book was released on 1971 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Four year Record of Sitka Spruce and Western Hemlock Seed Fall

Download or read book Four year Record of Sitka Spruce and Western Hemlock Seed Fall written by Robert H. Ruth and published by . This book was released on 1955 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Occurrence of Insect and Disease Pests on Young Growth Sitka Spruce and Western Hemlock in Southeastern Alaska Classic Reprint

Download or read book Occurrence of Insect and Disease Pests on Young Growth Sitka Spruce and Western Hemlock in Southeastern Alaska Classic Reprint written by Susan M. Tait and published by Forgotten Books. This book was released on 2017-12-12 with total page 22 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Occurrence of Insect and Disease Pests on Young-Growth Sitka Spruce and Western Hemlock in Southeastern Alaska Keywords: Insect surveys, diseases (plant), young-growth stands, Sitka spruce, western hemlock, Alaska (southeast). About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Book Cull Factors for Sitka Spruce Western Hemlock and Western Redcedar in Southeast Alaska Classic Reprint

Download or read book Cull Factors for Sitka Spruce Western Hemlock and Western Redcedar in Southeast Alaska Classic Reprint written by James William Kimmey and published by Forgotten Books. This book was released on 2017-10-28 with total page 46 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Cull Factors for Sitka Spruce, Western Hemlock, and Western Redcedar in Southeast Alaska Within a species the average amount of cull in a tree increases with its age. However, it is impossible or impracticable to determine the age of each sample tree when cruising. Since tree size is ordinar ily correlated with age and is readily measured by cruisers, tree diameter has been employed in the preparation of these cull factors. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Book A 4 Year Record of Sitka Spruce and Western Hemlock Seed Fall Classic Reprint

Download or read book A 4 Year Record of Sitka Spruce and Western Hemlock Seed Fall Classic Reprint written by Robert H. Ruth and published by Forgotten Books. This book was released on 2018-09-07 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from A 4-Year Record of Sitka Spruce and Western Hemlock Seed Fall Beginning in September, seed traps were examined every few days to determine when seed fall started. Thereafter, seed was collected from the traps monthly until February. A final collection was made each year during June or July. Seeds collected from the traps were classified by species and counted. Approximate viability was determined by cutting test, that is, seeds were opened with a razor blade and the cross sections examined; those appearing firm and white were considered viable. 4. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Book Seed Dispersal in a Bumper Spruce Seed Year

Download or read book Seed Dispersal in a Bumper Spruce Seed Year written by Arthur Lawrence Roe and published by . This book was released on 1967 with total page 18 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Management of Western Hemlock Sitka Spruce Forests for Timber Production

Download or read book Management of Western Hemlock Sitka Spruce Forests for Timber Production written by Robert H. Ruth and published by . This book was released on 1979 with total page 206 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Response of Sitka Spruce and Western Hemlock to Commercial Thinning

Download or read book Response of Sitka Spruce and Western Hemlock to Commercial Thinning written by Joseph N. Graham and published by . This book was released on 1985 with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Stem Fluting of Western Hemlock in Southeast Alaska

Download or read book Stem Fluting of Western Hemlock in Southeast Alaska written by Kent R. Julin and published by . This book was released on 1989 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: