What's New at the Forestry Extension Website?
September 3, 2009
Koa pasture scarification, silvopasture, and plantation: On 17 August 2009, UH-CTAHR, and USFS Institute of Pacific Island Forestry, and USDA NRCS hosted a workshop on koa regeneration methods for rangelands. Handouts, slide shows, virtual field day videos, and references from the program are available.
August 31, 2009
Shade-Grown Coffee in Hawai‘i: Results of a twelve farm study in Kona: A report on a survey of coffee farms using different shade trees in Kona, including information on shade tree species, shade levels, coffee health and productivity, and carbon sequestration. By Craig Elevitch, Travis Idol, J. B. Friday, Chris Lepczyk, Virginia Easton Smith, and Scot Nelson. Published by Permanent Agriculture Resources, Holualoa, Hawaii. 2009. The full 22-page report may be downloaded from the project website.
July 10, 2009
New forestry videos posted at YouTube.
Koa Forest in Koke'e: Recovery and Threats. New forestry video posted at YouTube. Koa Field Day by Dr. J. B. Friday, CTAHR Extension Forester, and Dr. Travis Idol, CTAHR Associate Professor of Tropical Forestry. A native koa forest that regenerated after hurrince 'Iwa and salvage logging in 1982 is now threatened by invasive species. Koke'e State Park, Kaua'i (June 2009).
Establishing Silvopastures with Acacia Koa: New forestry video posted at YouTube. Dr. James Leary, CTAHR Invasive Weed Scientist, Dr. J. B. Friday, CTAHR Extension Forester, and Dr. Travis Idol, CTAHR Associate Professor of Tropical Forestry, research an innovative approach to restoring koa corridors on pastureland in Hawaii for land management to support both cattle and koa production. Herbicide trials and scarification methods are examined (July 2009).
July 7, 2009
Hawaii Department of Agriculture New Pest Advisory on Naio Thrips, June 2009
April 24, 2009
Myoporum thrips: A new species of thrips (Klambothrips myopori) has recently been discovered attacking naio (Myoporum sandwicense) on Hawaii Island.
April 13, 2009
Koa Field Day Koa Field Day at TNC-Hawaii's Kona Hema Preserve: On 5 February 2009, The Nature Conservancy, UH-CTAHR, and USFS Institute of Pacific Island Forestry hosted a workshop on koa. Handouts and references from the program are available.
March 4th, 2009
Hawaii Forestry Extension website revision goes on-line.
Please log on to Survey Monkey and take our website evaluation survey. Your feedback helps us continue to improve the Hawaii Forestry Extension website.
January 16, 2009
Roger Skolmen's 1974 Forest Service publication "Some Woods of Hawaii: Properties and Uses of 16 Commercial Species" is now available on-line at URL http://hdl.handle.net/10125/2862 as part of the UH
ScholarSpace digital archive. The publication contains descriptions and technical information on 16 woods commonly grown in Hawaii.
January 1st, 2009
Weed Management in Hawaii for Agriculture and Conservation, a new CTAHR website with information for conservationists, farmers, ranchers, and homeowners.
November 26, 2008
Thinning, Fertilization and Herbicide Trials to improve Koa Production: new forestry video posted at YouTube. Dr. J. B. Friday, CTAHR Extension Forester, explains a research trial to study the results of thinning, fertilization, and herbicides to improve Acacia koa production. Dr. James Leary, CTAHR Invasive Weed Specialist, explains the herbicide trial and demonstrates an application. CTAHR Virtual Field Day: Umikoa Ranch November 2008.
July 16, 2008
HawaiiRREA channel goes live at YouTube, featuring videos relating to Hawaii forestry.
September 6, 2007
Little and Skolmen's Common Forest Trees of Hawaii: One-page summaries of 152 common forest trees in Hawaii, both native and introduced, from the USDA Agriculture Handbook No. 679 available as one page downloadable .pdfs at this website.
August 31, 2007
CTAHR's Weeds of Hawaii's Pastures and Natural Areas: Information on identification, distribution, environmental impact, and chemical management of 146 of the most common weeds in Hawaii, available as one page downloadable.pdfs at the CTAHR Weed website.
October 27, 2006
Where Have We Been? An overview of current knowledge about the relationship between vegetation and
hydrology in Hawaii, 
a presentation by Dr. Travis Idol reviews our current knowledge of how vegetation affects watershed function in Hawaii (originally presented at the 2006 Hawaii Association of Watershed Partnerships symposium).
October 17, 2006
An algal leaf spot mimics the Puccinia rust on some Myrtaceae.
August 30, 2006
New photographs of Puccinia rust damage to Hawaii trees.
August 28, 2006
Trees for improving profitability, sustainability, and resource conservation on farms and ranches: Slideshows and full text scripts from workshops held in Kona, Palau, and Guam, May and June 2006 now available on-line at agroforestry.net.
April 12, 2006
Characteristics of Hawaii's Retail Forest Industry in 2001: A new report on Hawaii's retail forest industry based on information from the 2001 forest industry survey. The report found that retail sales of Hawaii-grown wood products were greater on the neighbor islands than on Oahu (61% vs. 39%), that most establishments had been in business a long time (average 16 years), and that koa accounted for 75% of the value of retail sales of Hawaii-grown wood products but most establishments also sold other Hawaii-grown woods.
March 8, 2006
Koa Pest and Disease Image Gallery by Dr. Scot Nelson and Dr. J. B. Friday. Nearly 100 digital photos of pests and diseases of koa (Acacia koa Gray) in Hawaii.
When a majority of people decide they agree with you, it is probably time to stop hitting them over the head with a stick and sit down and talk to them about finding solutions to our environmental problems.
- Patrick Moore, founding member of Greenpeace