1001 Questions Answered about TreesCourier Corporation, 1992 - 318 頁 Fascinating, fact-filled reference guide provides the naturally curious as well as veteran botanists with detailed histories of trees, data about age, size and weight; suggestions for identifying trees, and even a selection of poems about these majestic forms of plant life. Over 100 illustrations and 21 photographs. |
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acres American American elm apple areas bald cypress balsam fir bark beautiful beech beetles big tree birch birds Bonsai branches buds cells cherry chestnut Christmas tree color cork crabapple cypress decay disease dogwood Douglas fir Dutch elm disease dwarf eastern evergreens feet fire flowers foliage Forestry fruit fungi fungus Garden ginkgo grafting grain ground grow growth hardwood hemlock hickory home trees Honey locust inches insects kind of trees land leaf leaves lignin living lumber magnolia million moisture moth Mountains mycorrhizas National Park native nursery orange Osage orange palm paper percent pests plant pollen poplar produce pulp red cedar redwood roots seedlings seeds sequoia shade softwood soil South southern species spraying spruce sugar maple sycamore tannin thorns timber transplanted tropical trunk tulip tree twig United western western red cedar white oak white pine wild willow winter wood yellow