The following publications may be downloaded freely. You will need
Adobe Acrobat Reader 
.
Before you buy or apply an herbicide . . . , by Charles Nagamine (UH Manoa CTAHR).
Herbicidal weed control methods for pastures and natural areas of Hawaii, by Philip Motooka, Guy Nagai (Hawaii Department of Agriculture), and Lincoln Ching (UH Manoa CTAHR).
Woody plant control for the home, pasture, and forest, by Philip Motooka, Guy Nagai, Lincoln Ching, John Powley , Glen Teves , and Alton Arakaki . File size 1.3 MB.
Other
free CTAHR publications on
Weed Control.
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Weeds of Hawaii's Pastures and Natural Areas: An Identification and Management Guide, by Philip Motooka, Luisa Castro, Duane Nelson , Guy Nagai , and Lincoln Ching. 2003. Cooperative Extension Service, College of Tropical Agriculture and Human Resources, University of Hawaii at Manoa.
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Rights-of-Way Weed Control: A guide for Commercial Pesticide Applicators, by Barry Brennan, Sabina Swift, and Charles Nagamine. 2002. Cooperative Extension Service, College of Tropical Agriculture and Human Resources, University of Hawai’i at Manoa.