Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Kirwan, Jeffrey L."'
Publikováno v:
Journal of Coastal Research. Mar2007, Vol. 23 Issue 2, p457-463. 7p.
Publikováno v:
In Forest Ecology and Management 2004 203(1):229-240
Autor:
Kirwan, Jeffrey L., Lytton, Charles H.
Provides information about a 4-H tree project, including advice on what kinds of trees to plant, where to plant them, how to grow trees from seeds, how to plant seedlings, and saplings, keeping records and more.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2485::2900a6bf35a9a34d2ad33c3f3a5bfeed
https://pubs.ext.vt.edu/content/dam/pubs_ext_vt_edu/420/420-025/420-025(4H-823P).pdf
https://pubs.ext.vt.edu/content/dam/pubs_ext_vt_edu/420/420-025/420-025(4H-823P).pdf
Autor:
Kirwan, Jeffrey L.
This document is a tree identification contest form.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2485::692b6b4e3c7d048c211024f7f846f535
https://hdl.handle.net/10919/88339
https://hdl.handle.net/10919/88339
Autor:
Kirwan, Jeffrey L.
This is the answer key for Tree Identification Contest #1. Revised 2003
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::4f6a7a527464b6352a7d9ab065c5b9e9
https://hdl.handle.net/10919/88340
https://hdl.handle.net/10919/88340
Discusses the definition of natural history, important naturalists who have contributed to describing the natural history of Virginia, skills of a naturalist, resources commonly used by naturalists, and how to establish and keep a useful field journa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2485::519adc99d48948b7c955a171e589d1a8
https://pubs.ext.vt.edu/465/465-312/465-312_pdf.pdf
https://pubs.ext.vt.edu/465/465-312/465-312_pdf.pdf
Autor:
Kane, Brian, Kirwan, Jeffrey L.
Discusses the ecological services, social benefits, and aesthetic value of trees in an urban/ community forest and provides a cost/benefit worksheet to determine the value and annual benefit/cost of trees at a home or community property.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2485::222fe2fd4fa2abcf57b958f4ec9216ba
https://hdl.handle.net/10919/48050
https://hdl.handle.net/10919/48050
Autor:
Kirwan, Jeffrey L., Kane, Brian
Discusses tree-care issues common in urban/community forest environments and provides a list of common trees suitable for planting in Virginia separated by size class.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2485::267e2e9b95fa0f074fd6404d4ccfa8aa
https://hdl.handle.net/10919/48049
https://hdl.handle.net/10919/48049
Autor:
Kirwan, Jeffrey L.
Contains 6 lessons representing forestry activities that youth enjoy and that lead to other 4-H projects and activities.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2485::a657c3a0b6ae887ebe6e5b35e606d32f
https://hdl.handle.net/10919/54956
https://hdl.handle.net/10919/54956
Trees and saplings growing on K-12 school campuses were investigated in 105 school districts across Virginia. There were 2812 trees (>12.5 cm stem diameter at 1.4 m above ground level) inventoried across all campuses. The mean and median campus tree
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::af2dbda485aef59d1ba5f4eece4b3060