Publications
Tropical Agriculture Publications
Tropical Nursery Manual
Tropical Nursery Manual
Kim M. Wilkinson, Thomas D. Landis, Diane L. Haase, Brian F. Daley, R. Kasten Dumroese.
USDA Forest Service Agriculture Handbook 732. April 2014.
Tropical HTIRC Publications
Tradeoffs in access to light and root networks of established host trees for restoration planting of the root hemiparasite Santalum paniculatum
Tradeoffs in access to light and root networks of established host trees for restoration planting of the root hemiparasite Santalum paniculatum
Emily C. Thyroff, J. B. Friday, Michael Szuter, Douglass F. Jacobs
2024
estoration Ecology, Vol. 32, No. 5, July 2024
The efficacy of the semiochemical repellent verbenone to reduce ambrosia beetle attack on healthy and Ceratocystis-infested ‘ōhiʻa trees
The efficacy of the semiochemical repellent verbenone to reduce ambrosia beetle attack on healthy and Ceratocystis-infested ‘ōhiʻa trees
Kylle Roy, Dan Mikros, Dong H. Cha, Ellen J. Dunkle, Jennifer Juzwik, Matthew Ginzel
2024
Trees, Forests and People, Vol. 18, Article 100735, 2024
Co-planting of a fast-growing, nitrogen-fixing host tree facilitates regeneration of the root hemiparasitic ‘iliahi (Hawaiian sandalwood)
Co-planting of a fast-growing, nitrogen-fixing host tree facilitates regeneration of the root hemiparasitic ‘iliahi (Hawaiian sandalwood)
Emily C. Thyroff, Kylle M. E. Rose, Travis W. Idol, Quinn Moon, Otto T. Burney, Douglass F. Jacobs
2023
Forest Ecology and Management, Vol. 542, Article 121084, 2023
Nutrient Availability Has a Greater Influence than Pot Host on Seedling Development of Hemiparasitic Hawaiian Sandalwood (Santalum paniculatum Hook. and Arn.)
Nutrient Availability Has a Greater Influence than Pot Host on Seedling Development of Hemiparasitic Hawaiian Sandalwood (Santalum paniculatum Hook. and Arn.)
Tawn Speetjens, Douglass Jacobs
2023
Forests, Vol. 14 (3), Article 458, February 2023
The use of semiochemicals for attracting and repelling invasive ambrosia beetles (Coleoptera: Curculionidae) in ʻōhiʻa (Metrosideros polymorpha) forests
The use of semiochemicals for attracting and repelling invasive ambrosia beetles (Coleoptera: Curculionidae) in ʻōhiʻa (Metrosideros polymorpha) forests
Kylle Roy, Helen R. Sofaer, Robert W. Peck, Ellen J. Dunkle, Dan Mikros, Sheri Smith, Matthew D. Ginzel
2023
Agricultural and Forest Entomology, Vol. 26, Issue 2, November 2023
A framework for establishing a Rapid ‘Ōhi‘a Death resistance program
A framework for establishing a Rapid ‘Ōhi‘a Death resistance program
Blaine C. Luiz, Christian P. Giardina, Lisa M. Keith, Douglass F. Jacobs, et al.
2023
New Forests, Vol. 54 (4), 2023
Co-limitation of resources reveals adaptations of a tropical tree to heterogeneous environments along an elevational cline
Co-limitation of resources reveals adaptations of a tropical tree to heterogeneous environments along an elevational cline
Indira Paudel, Kyle Rose, Douglass F. Jacobs, Simon M. Landhäusser
2023
Frontiers in Forests and Global Change, November 2023
Integrative analysis of physiology and genomics provides insights into freeze tolerance adaptations of Acacia koa along an elevational cline
Integrative analysis of physiology and genomics provides insights into freeze tolerance adaptations of Acacia koa along an elevational cline
Aziz Ebrahimi, Anna Sugiyama, Lilian Ayala‑Jacobo, Douglass F. Jacobs
2023
Physiologia Plantarum, Nov–Dec 2023, Volume 175, Issue 6, e14098
Co-planting of a fast-growing, nitrogen-fixing host tree facilitates regeneration of the root hemiparasitic ‘iliahi (Hawaiian sandalwood)
Co-planting of a fast-growing, nitrogen-fixing host tree facilitates regeneration of the root hemiparasitic ‘iliahi (Hawaiian sandalwood)
Thyroff EC, Rose KME, Idol TW, Moon Q, Burney OT, Jacobs DF.
2023
Forest Ecology and Management 542:121084
Nutrient availability has a greater influence than pot host on seedling development of hemiparasitic Hawaiian sandalwood (Santalum paniculatum Hook. & Arn.)
Nutrient availability has a greater influence than pot host on seedling development of hemiparasitic Hawaiian sandalwood (Santalum paniculatum Hook. & Arn.)
Speetjens TM, Jacobs DF
2023
Forests 14:458
Framework for establishing a Rapid ‘Ōhi‘a Death resistance program
Framework for establishing a Rapid ‘Ōhi‘a Death resistance program
Luiz BC et al.
2023
New Forests doi:10.1007/s11056-021-09896-5
Intraspecific variation along an elevational gradient alters seed scarification responses in the polymorphic tree species Acacia koa
Intraspecific variation along an elevational gradient alters seed scarification responses in the polymorphic tree species Acacia koa
Sugiyama A, Friday JB, Giardina CP, Jacobs DF
2021
Frontiers in Plant Science 12:716678
Propagation of ‘iliahi (Santalum paniculatum Hook. & Arn.), a valuable endemic Hawaiian sandalwood species
Propagation of ‘iliahi (Santalum paniculatum Hook. & Arn.), a valuable endemic Hawaiian sandalwood species
Speetjens TM, Thyroff EC, Yeh AKF, Jacobs DF
2021
Tree Planters’ Notes 64:33-49
Cold acclimation increases freeze tolerance in Acacia koa, a tropical tree species occurring over a wide elevational gradient.
Cold acclimation increases freeze tolerance in Acacia koa, a tropical tree species occurring over a wide elevational gradient.
Ayala-Jacobo LM, Woeste KE, Jacobs DF
2021
Forests 12:1089
Canopy openness affects microclimate and performance of underplanted trees in restoration of high-elevation tropical pasturelands
Canopy openness affects microclimate and performance of underplanted trees in restoration of high-elevation tropical pasturelands
Rose KME, Friday JB, Oliet JA, Jacobs DF
2020
Agricultural and Forest Meteorology 292-293:108105
Nursery cultural techniques facilitate restoration of Acacia koa competing with invasive grass in a dry tropical forest
Nursery cultural techniques facilitate restoration of Acacia koa competing with invasive grass in a dry tropical forest
Jacobs DF, Davis AS, Dumroese RK, Burney OT
2020
Forests 11:1124
Establishment and heteroblasty of Acacia Koa in canopy gaps
Establishment and heteroblasty of Acacia Koa in canopy gaps
Rose, K.M.E., Friday, J.B., Jacobs, D.F.
2019
Forest Ecology and Management 453, 10.1016/j.foreco.2019.117592
Plasticity of phenotype and heteroblasty in contrasting populations of Acacia koa
Plasticity of phenotype and heteroblasty in contrasting populations of Acacia koa
Rose, K.M.E., Mickelbart, M.V., Jacobs, D.F.
2019
Annals of Botany DOI: 10.1093/aob/mcz083
RNAseq analysis of figured and non-figured Acacia koa wood
RNAseq analysis of figured and non-figured Acacia koa wood
Lawson SS, Bhide KP, Thimmapuram J
2018
Current Trends in Forest Research: CTFR-113.
Development and validation of Acacia koa and A. koaia nuclear SSRs using Illumina sequencing
Development and validation of Acacia koa and A. koaia nuclear SSRs using Illumina sequencing
Lawson SS, Ebrahimi A
2018
Silvae Genetica 67: 20-25
Applying landscape genomic tools to forest management and restoration of Hawaiian koa (Acacia koa) in a changing environment
Applying landscape genomic tools to forest management and restoration of Hawaiian koa (Acacia koa) in a changing environment
Gugger PF, Liang CT, Sork VL, Hodgskiss P, Wright JW
2018
Evol Appl 11: 231-242
Mycorrhizal colonization is compatible with exponential fertilization to improve tree seedling quality
Mycorrhizal colonization is compatible with exponential fertilization to improve tree seedling quality
Idol TW, Diarra G
2017
Journal of Plant Nutrition 40:283-297
Stable isotope ratios and reforestation potential in Acacia koa populations on Hawai’i
Stable isotope ratios and reforestation potential in Acacia koa populations on Hawai’i
Lawson S, Pike C
2017
Annals of Forest Research 60: 279-295
Precommercial release thinning of potential Acacia koa crop trees increases stem and crown growth in dense, 8-year-old stands in Hawaii
Precommercial release thinning of potential Acacia koa crop trees increases stem and crown growth in dense, 8-year-old stands in Hawaii
Idol TW, Morales RM, Friday JB, Scowcroft PG
2017
Forest Ecology and Management 392: 105-114
Mycorrhizal colonization is compatible with exponential fertilization to improve tree seedling quality
Mycorrhizal colonization is compatible with exponential fertilization to improve tree seedling quality
Idol TW, Diarra G
2016
Journal of Plant Nutrition 40: 283-297
Alternative field fertilization techniques to promote restoration of leguminous Acacia koa on contrasting tropical sites
Alternative field fertilization techniques to promote restoration of leguminous Acacia koa on contrasting tropical sites
Earnshaw KM, Barribault TW, Jacobs D.F.
2016
Forest Ecology and Management 376:126-134
Stocktype and grass suppression accelerate the restoration trajectory of Acacia koa in Hawaiian montane ecosystems
Stocktype and grass suppression accelerate the restoration trajectory of Acacia koa in Hawaiian montane ecosystems
Pinto JR, Davis AS, Leary JJK, Aghai MM
2015
New Forests 46:855–867
Applied disease screening and selection program for resistance to vascular wilt in Hawaiian Acacia koa
Applied disease screening and selection program for resistance to vascular wilt in Hawaiian Acacia koa
Dudley NS, Jones TC, James RL, Sniezko RA, Cannon P, Borthakur D
2015
Southern Forests: a Journal of Forest Science 77: 65-73
Subirrigation for Production of Native Plants in Nurseries - Concepts, Current Knowledge, and Implementation
Subirrigation for Production of Native Plants in Nurseries - Concepts, Current Knowledge, and Implementation
Schmal, J.L., Dumroese, R.K., Davis, A.S., Pinto, J.R., and Jacobs, D.F.
2011
Native Plants Summer 12(2):81-93
Nursery Response of Acacia Koa Seedlings to Container Size, Irrigation method, and Fertilization Rate
Nursery Response of Acacia Koa Seedlings to Container Size, Irrigation method, and Fertilization Rate
Dumroese, R.K., Davis, A.S., and Jacobs, D.F.
2011
Journal of Plant Nutrition 34:877-887.
Early Field Performance of Acacia koa seedlings grown under subirrigation and overhead irrigation
Early Field Performance of Acacia koa seedlings grown under subirrigation and overhead irrigation
Davis, A.S., Pinto, J.R., and Jacobs, D.F.
2011
Native Plants Summer 12(2):95-99.
Poor Stem Form as a Potential Limitation to Private Investment in Koa Plantation Forestry in Hawaii
Poor Stem Form as a Potential Limitation to Private Investment in Koa Plantation Forestry in Hawaii
Scrowcroft, P.G., Friday, J.B., Haraguchi, J., Idol, T., and Dudley, N.S.
2010
Small-scale Forestry 9:243-262
Turning Over a New 'Leaf': Multiple Functional Significances of Leaves Versus Phyllodes in Hawaiian Acacia koa
Turning Over a New 'Leaf': Multiple Functional Significances of Leaves Versus Phyllodes in Hawaiian Acacia koa
Pasquet-Kok, J., Creese, C., and Sack, L.
2010
Plant, Cell and Environment 33:2084-2100.
Farm and Forestry Production and Marketing Profile for Koa (Acacia koa)
Farm and Forestry Production and Marketing Profile for Koa (Acacia koa)
Friday, J.B.
2010
In: Elevitch, C.R. (ed.). Specialty Crops for Pacific Island Agroforestry. Permanent Agriculture Resources (PAR), Honolulu, Hawaii.
Inoculating Acacia koa with Bradyrhizobium and Applying Fertilizer in the Nursery: Effects on Nodule Formation and Seedling Growth
Inoculating Acacia koa with Bradyrhizobium and Applying Fertilizer in the Nursery: Effects on Nodule Formation and Seedling Growth
Dumroese, R.K., Jacobs,D.F., and Davis, A.S.
2009
Koa (Acacia koa) Ecology and Silviculture
Koa (Acacia koa) Ecology and Silviculture
Baker, P.J., Scowcroft, P.G. and Ewel, J.J.
2009
USDA Forest Service General Technical Report PSW-GTR-211. p 140.
Development and Characterization of Microsatellite Markers for Analysis of Population Differentiation in the Tree Legume Acacia koa (Fabaceae: Mimosoideae) in the Hawaiian Islands
Development and Characterization of Microsatellite Markers for Analysis of Population Differentiation in the Tree Legume Acacia koa (Fabaceae: Mimosoideae) in the Hawaiian Islands
Fredua-Agyeman, R., Adamski, D., Liao, R.J., Morden, C. and Borthakur, D.
2008
Genome 51:1001-1015.
Grafting of Acacia koa
Grafting of Acacia koa
Nelson, S.C.
2006
Gray onto Young Acacia Seedlings. Native Plants p. 137-140.
Genetic Improvement of Hawaii's Premier Hardwood, Acacia koa
Genetic Improvement of Hawaii's Premier Hardwood, Acacia koa
Shi, X and Brewbaker, J.L.
2004
Forest Genetic Resources 31: FAO, Rome, Italy.
Ploidy Variation in Acacia koa
Ploidy Variation in Acacia koa
Hipkins, V.
2004
NFGEL Report: September 22, 2004, Project #186.
Dieback of Acacia koa in Hawaii: ecological and pathological characteristics of affected stands
Dieback of Acacia koa in Hawaii: ecological and pathological characteristics of affected stands
Anderson, R.C., Gardner, D.E., Daehler, C.C., Meinzer, F.C.
2002
Forest Ecology and Management 162:273-286.
A Guide to Determining Wood Properties of Acacia koa
A Guide to Determining Wood Properties of Acacia koa
Dudley, N.S. and Yamasaki, J.
2000
Hawaii Agriculture Research Center (HARC) Forestry Report 3.
Genetic Differentiation of Intrinsic Water-Use Efficiency in the Hawaiian Native Acacia koa
Genetic Differentiation of Intrinsic Water-Use Efficiency in the Hawaiian Native Acacia koa
Ares, A., Fownes, J.H., and Sun, W.
2000
International Journal of Plant Sciences 161(6):909-915.
Genetic Variation in Morphology and Growth Characters of Acacia koa in the Hawaiian Islands
Genetic Variation in Morphology and Growth Characters of Acacia koa in the Hawaiian Islands
Daehler, C.C., Yorkston, M., Sun, W., and Dudley, N.
1999
International Journal of Plant Sciences 160:(4):767-773
Clonal Propagation of Acacia koa
Clonal Propagation of Acacia koa
Nagai, C. and Ibrahim, R.
1997
In L. Ferentinos and D.O. Evans, eds. 1997. Koa: A Decade of Growth: Proceedings of the Symposium, Honolulu, HI, November 18-19, 1996. Hawaii Forest Industry Association, Honolulu.
A Technical Guide for Forest Nursery Management in the Caribbean and Latin America
A Technical Guide for Forest Nursery Management in the Caribbean and Latin America
Liegel, L.H., Leon, H., and Venator, C.R.
1987
Gen. Tech. Rep. SO-67. New Orleans, LA: U.S. Dept. of Agriculture, Forest Service, Southern Forest Experiment Station. 156 p.
Preliminary Report on Electrophoretic Variation in Acacia koa
Preliminary Report on Electrophoretic Variation in Acacia koa
Steiner, W.W.M.
1973
IBPT Tech Report 21
Acacia koa Genetic Improvement
Acacia koa Genetic Improvement
Sun, W., Brewbaker, J.L., and Dudley, N.
Genetic Variations of Acacia koa Seed, Seedling, and Early Growth Traits
Genetic Variations of Acacia koa Seed, Seedling, and Early Growth Traits
Sun, W, Brewbaker, J.L. and Austin, M.T.
In L. Ferentinos and D.O. Evans, eds. 1997. Koa: A Decade of Growth: Proceedings of the Symposium, Honolulu, HI, November 18-19, 1996. Hawaii Forest Industry Association, Honolulu.
Seed Source and Performance in Koa Tree Establishment
Seed Source and Performance in Koa Tree Establishment
Conrad, C.E., Fujii, D.M., and Ikawa, H.
Proceedings Hawaii Agriculture: Positioning for Growth, April 5 and 6, 1955. University of Hawaii at Manoa, Honolulu, HI.
Interactions Between Site and Koa Seed Source
Interactions Between Site and Koa Seed Source
Conrad, C.E.
In L. Ferentinos and D.O. Evans, eds. 1997. Koa: A Decade of Growth: Proceedings of the Symposium, Forest Industry Association, Honolulu.
Isozyme Studies of Genetic Variability
Isozyme Studies of Genetic Variability
Conkle, M.T.
In L. Ferentinos and D.O.Evans, eds. Koa: A Decade of Growth: Proceedings of the Symposium, Honolulu, HI, November 18-19, 1996. Hawaii Forest Industry Association, Honolulu.
Genetic Improvement, a Sine Qua Non for the Future of Koa
Genetic Improvement, a Sine Qua Non for the Future of Koa
Brewbaker, J.L.
In L. Ferentinos and D.O. Evans, eds. 1997. Koa: A Decade of Growth: Proceedings of the Symposium, Honolulu, HI, November 18-19, 1996. Hawaii Forest Industry Association, Honolulu