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Author: F. Thomas Ledig Publisher: Forgotten Books ISBN: 9780364940877 Category : Science Languages : en Pages : 22
Book Description
Excerpt from Genetics of Pitch Pine At various times, pond pine was considered a variety of pitch pine and until recently was included in standard texts as P. Rigida var. Serotina (michx.) Loud. (harlow and Harrar Clausen (1939) identified pond pine as a subspecies, P. Frigida ssp. Serotina and Smouse (1971) concurs. 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.
Author: Keith William Dorman Publisher: ISBN: Category : Pine Languages : en Pages : 424
Book Description
A comprehensive compilation of genetic and breeding information from more than 1,000 sources on the 10 southern pine species. Major topics include species descriptions, factors of flowering and seed production, methods of vegetative propagation, traits of interspecific hybrids, and geographic, racial, stand, and tree-to-tree variation. Practical and detailed information is provided on various techniques and problems associated with creative breeding and seed production.
Author: Elbert Luther Little Publisher: ISBN: Category : Loblolly pine Languages : en Pages : 28
Book Description
S2Natural hybrids or intergrades between pond and loblolly pines (Pinus serotina X taeda) occur in Delaware and Maryland, and hybrids or intergrades between pitch and pond pines (P. rigida X serotina) are found in New Jersey, Maryland, and Delaware. Hybrids between pitch and loblolly pines (P. rigida X taeda) are somewhat rare, but are known in New Jersey and Maryland. This paper describes the characteristics of the intergrades and of the parent species, and discusses the value of distinguishing intergrades and species in forestry practice.S3.