Extension and Educational talks/lectures (after joining University of Hawaii at Manoa):
(contents of talks/lectures available upon request)
* Cheng, Z. Personal protective equipment (PPE). 2022 University of Hawaii Turfgrass and Landscape Pest Management Webinar Series. May 25, 2022. Distantly presented to attendees statewide.
* Cheng, Z. Pesticide labels. 2022 University of Hawaii Turfgrass and Landscape Pest Management Webinar Series. May 18, 2022. Distantly presented to attendees statewide.
* Cheng, Z. Management of several important landscape pests in Hawaii: coconut rhinoceros beetle, lobate lac scale, and Ficus stem and leaf gall wasps. 2022 University of Hawaii Turfgrass and Landscape Pest Management Webinar Series. May 04, 2022. Distantly presented to attendees statewide.
* Cheng, Z. Management of several important turfgrass and golf course pests in Hawaii: mini ring, take-all patch, frit fly, and rover ant. 2022 Department of Defense Pest Management Training. April 19, 2022. Honolulu, HI.
* Cheng, Z. Management of several important landscape pests in Hawaii: coconut rhinoceros beetle, lobate lac scale, and Ficus leaf and stem gall wasps. 2022 Department of Defense Pest Management Training. April 19, 2022. Honolulu, HI.
* Cheng, Z. Turfgrass Lawns and Management. 2022 University of Hawaii Master Gardener Training Program. March 24, 2022. Honolulu, HI, and distantly presented to attendees statewide.
* Cheng, Z. M. Russo, and P. Waisen. Updates on hala scale management research and its statewide distribution in Hawaii. 2022 CTAHR Invasive Pest Mini-Conference Series. March 23, 2022. Distantly presented to attendees statewide.
* Cheng, Z., and M. Russo. Research update on biological and chemical control of coconut rhinoceros beetle in Hawaii. 2021 Hawaii Conservation Conference (virtual). July 27-29, 2021.
* Cheng, Z. Research update on chemical and biological control of coconut rhinoceros beetle in Hawaii. 2021 University of Hawaii Turfgrass and Landscape Pest Management Webinar Series. April 27, 2021. Distantly presented to attendees statewide.
* Cheng, Z. Turfgrass Lawns and Management. 2021 University of Hawaii Master Gardener Training Program. April 23, 2021. Distantly presented to attendees statewide.
* Cheng, Z. Management of several important landscape pests in Hawaii: lobate lac scale, Ficus stem and leaf gall wasps, and hala scale. 2021 University of Hawaii Turfgrass and Landscape Pest Management Webinar Series. April 20, 2021. Distantly presented to attendees statewide.
* Cheng, Z. Management of several important turfgrass and golf course pests in Hawaii: take-all patch, mini ring, frit fly, and rover ant. 2021 University of Hawaii Turfgrass and Landscape Pest Management Webinar Series. April 06, 2021. Distantly presented to attendees statewide.
* Cheng, Z. Management of several key landscape pests in Hawaii. 2020 Annual Britton Fund Conference. December 17, 2020. Virtual via Zoom.
* Cheng, Z. Management of some important landscape and turfgrass pests in Hawaii. 2020 CTAHR Invasive Pest Mini-Conference Series. August 20, 2020. Distantly presented to attendees statewide.
* Cheng, Z. Turfgrass Lawns and Management. 2020 Kauai Master Gardener Training Program. May 07, 2020. Distantly presented to attendees in Lihue, HI.
* Cheng, Z. Turfgrass Lawns and Management. 2020 Oahu Master Gardener Training Program. May 01, 2020. Distantly presented to attendees in Honolulu, HI.
* Cheng, Z. CTAHR’s Turfgrass and Landscape Pest Management Program & IR-4 Program. 2019 CTAHR's Legislative Tour. November 21, 2019. Honolulu, HI.
* Cheng, Z. Invasive species in Hawaii (panel discussion presentation). 2019 Hawaii Agriculture Conference. October 15-16, 2019. Honolulu, HI.
* Cheng, Z. Research updates on management of several important landscape and turfgrass pests in Hawaii. 2019 Annual Landscape Industry Council of Hawaii (LICH) Green Industry Conference and Trade Show. October 14, 2019. Honolulu, HI.
* Cheng, Z. Research updates on several important turfgrass and golf course pests in Hawaii: frit fly, take-all patch, and mini ring. 2019 Hawaii Golf Course Superintendents Association Annual Seminar. Sept 27, 2019. Honolulu, HI.
Cheng, Z. Research updates on management of several landscape pests in Hawaii – Coconut Rhinoceros Beetle, Lobate Lac Scale, Ficus Stem and Leaf Gall Wasps. 2019 CTAHR Invasive Pest Conference. August 22-23, 2019. Hilo, HI.
Cheng, Z. Management of several key invasive landscape pests in Hawaii. 85th Annual Western Chapter International Society of Arboriculture Conference & Trade Show. April 29 – May 2, 2019. Honolulu, HI.
Cheng, Z. Turfgrass Lawns and Management. 2019 Oahu Master Gardener Training Program. April 26, 2019. Honolulu, HI.
Cheng, Z., and T. Vowell. Updates on control methods for the coconut rhinoceros beetle. 2019 Pacific Island Forestry Professionals Workshop. April 15-18, 2019. Honolulu, HI.
Cheng, Z. Turfgrass Lawns and Management. 2019 East Hawaii Master Gardener Training Program. April 03, 2019. Hilo, HI.
Cheng, Z. Turfgrass Lawns and Management. 2019 Maui Master Gardener Training Program. March 13, 2019. Kahului, HI.
Cheng, Z. Research updates on several important turfgrass and golf course pests in Hawaii: frit fly, take-all patch, and mini ring. 2018 Maui Turfgrass and Landscape Pest Management Workshop. December 13, 2018. Kahului, HI.
Cheng, Z. Management of several new invasive landscape pests in Hawaii: coconut rhinoceros beetle, lobate lac scale, Ficus stem and leaf gall wasps. 2018 Maui Turfgrass and Landscape Pest Management Workshop. December 13, 2018. Kahului, HI.
Cheng, Z. Research updates on management of several important landscape and turfgrass pests in Hawaii. 2018 Annual Landscape Industry Council of Hawaii (LICH) Green Industry Conference and Trade Show. October 10, 2018. Honolulu, HI.
Coughlin, J., J. Kam, M. Kawate, and Z. Cheng. Minor Crop Registration (IR4) Pesticide Updates. Research-based Support for Oahu's Fast-Paced Edible Crop Industry. 2018 Hawaii Growers Conference. August 01, 2018. Pearl City, HI.
Cheng, Z. Turfgrass Lawns and Management. 2018 Kauai Master Gardener Training Program. May 17, 2018. Lihue, HI.
Cheng, Z. Research updates on control of several important landscape and turfgrass pests in Hawaii. 2018 Crop Production Services Annual Seminar and Trade Show. May 11, 2018. Honolulu, HI.
Cheng, Z. Turfgrass Lawns and Management. 2018 Oahu Master Gardener Training Program. April 27, 2018. Honolulu, HI.
Cheng, Z. Turfgrass Lawns and Management. 2018 Maui Master Gardener Training Program. April 11, 2018. Kahului, HI.
DeFrank, J., A. Lindsey, Z. Cheng, L. Jeremiah, I. Hunt, D. Kira, and R. Ito. Incorporating goose grass & Bermuda grass control with renovation of seashore paspalum greens. 2018 SimPlot Annual Seminar. Febeurary 27, 2018. Pearl City, HI.
Cheng, Z. Research Updates on Management of Coconut Rhinoceros Beetle. Training to Hawaii Department of Agriculture Plant Quarantine staff. October 25, 2017. Honolulu, HI.
Cheng, Z. Research updates on management of several important landscape and turfgrass pests in Hawaii. 2017 Annual Landscape Industry Council of Hawaii (LICH) Green Industry Conference and Trade Show. October 05, 2017. Honolulu, HI.
DeFrank, J., A. Lindsey, Z. Cheng, L. Jeremiah, I. Hunt, D. Kira, and R. Ito. Incorporating goose grass & Bermuda grass control with renovation of seashore paspalum greens. 2017 Annual Landscape Industry Council of Hawaii (LICH) Green Industry Conference and Trade Show. October 05, 2017. Honolulu, HI.
Cheng, Z. New key invasive landscape pests in Hawaii and their management recommendations. Waimanalo Agricultural Association Seminar. September 14, 2017. Waimanalo, HI.
Cheng, Z. Management of coconut rhinoceros beetle and lobate lac scale, two new invasive landscape pests in Hawaii. 2017 Crop Production Services Annual Seminar and Trade Show. May 12, 2017. Honolulu, HI.
DeFrank, J., Z. Cheng, A. Lindsey, I. Hunt, L. Jeremiah, D. Kira, P. Yamashita, and R. Ito. Weed Control Tools for Seashore Paspalum. 2017 Crop Production Services Annual Seminar and Trade Show. May 12, 2017. Honolulu, HI.
Cheng, Z. Turfgrass Lawns and Management. 2017 Kauai Master Gardener Training Program. May 03, 2017. Distantly presented to attendees in Lihue, HI.
Cheng, Z. Turf/Ornamental Pests and Control in Hawaii. 2017 Department of Defense (DoD) Pesticide Applicator Training Program. May 01, 2017. Honolulu, HI.
Cheng, Z. Turfgrass Lawns and Management. 2017 Oahu Master Gardener Training Program. April 28, 2017. Waimanalo, HI.
Cheng, Z. Turfgrass Lawns and Management. 2017 Maui Master Gardener Training Program. April 12, 2017. Kahului, HI.
Cheng, Z. and N. Nagata. An emerging landscape pest on Maui – lobate lac scale: state-wide survey and control. 2017 Maui Landscape Pest/Management Seminar and Field Day. March 30, 2017. Kahului, HI.
Cheng, Z. Management of several new invasive landscape pests in Hawaii: Ficus stem and leaf gall wasps and coconut rhinoceros beetle. 2017 Maui Landscape Pest/Management Seminar and Field Day. March 30, 2017. Kahului, HI.
Cheng, Z. Turfgrass Lawns and Management. 2017 East Hawaii Master Gardener Training Program. February 27, 2017. Hilo, HI.
DeFrank, J., Z. Cheng, N. Nakagawa, S. DeMello, R. Ito, and A. Lindsey. Weed Control in Roadway Landscape, Bermuda Grass Greens and Seashore Paspalum fairways. 2017 Pacific Agricultural Seminar and Trade Show. January 19, 2017. Pearl City, HI.
Cheng, Z. Management of coconut rhinoceros beetle and lobate lac scale, two new landscape pests in Hawaii. 14th Annual Landscape Industry Council of Hawaii (LICH) Green Industry Conference and Trade Show. October 06, 2016. Honolulu, HI.
Cheng, Z. Management of some important landscape and turfgrass pests in Hawaii. 2016 Department of Defense (DoD) Pesticide Applicator Training Program. August 15, 2016. Honolulu, HI.
Cheng, Z. Management of new invasive landscape pests in Hawaii. 2016 Kauai Landscape Conference. July 14, 2016. Lihue, HI.
Cheng, Z. Turfgrass maintenance and pest management. 2016 Kauai Landscape Conference. July 14, 2016. Lihue, HI.
Cheng, Z. Management of some important turfgrass and landscape pests in Hawaii. Maui Association of Landscape Professionals (MALP) Seminar. May 24, 2016. Kahului, HI.
Cheng, Z. Research updates on management of some important turf and landscape pests in Hawaii. 2016 Crop Production Services 16th Annual Seminar and Trade Show. May 20, 2016. Honolulu, HI.
Cheng, Z. Turfgrass Lawns and Management. 2016 Kauai Master Gardener Training Program. May 11, 2016. Lihue, HI.
Cheng, Z. Turfgrass Lawns and Management. 2016 Maui Master Gardener Training Program. March 16, 2016. Distantly presented to attendees in Kahului, HI.
Cheng, Z. Research updates on management of several challenging turf and landscape pests in Hawaii. 2015 Crop Production Services 15th Annual Seminar and Trade Show. May 15, 2015. Honolulu, HI.
Cheng, Z. Common turfgrass species in Hawaii; lawn/turf IPM; and importance of soil food web in supporting turfgrass. 2015 Oahu Master Gardener Training Program. May 01, 2015. Pearl City, HI.
Cheng, Z., and A. Hara. Pests of trees and palms in Hawaii. Western Chapter International Society of Arboriculture Pests and Trees Workshop. March 26, 2015. Lihue, HI.
Cheng, Z. Research updates on controlling new pests of Ficus trees in Hawaii. 12th Annual Landscape Industry Council of Hawaii (LICH) Green Industry Conference and Trade Show. October 09, 2014. Honolulu, HI.
Cheng, Z. Updates on invasive pests of turfgrass and landscape plants in Hawaii. 2014 Hawaii Golf Course Superintendents Association (HGCSA) Annual Seminar. October 03, 2014. Honolulu, HI.
Cheng, Z. Common turfgrass species in Hawaii; Lawn/yard pest management; and importance of soil food web in supporting turfgrass. 2014 Oahu Master Gardener Training Program. May 02, 2014. Pearl City, HI.
Cheng, Z. Sustainable Turfgrass Management in Hawaii. 4th Annual Hawaii Island Landscape Association (HILA) Landscape Management Conference. November 23, 2013. Big Island, HI.
Training to UH Manoa Landscape Services staff. Management of gall wasps on Chinese banyan trees on UH Manoa campus. November 12, 2013. Honolulu, HI.
Cheng, Z. Pest Management: Natural Bio-Control in Community Gardens; Turf IPM; and Landscape Pest Management. GoFarm Seminars. October 30, 2013. Kaneohe, HI.
Cheng, Z. Trunk injections of systemic insecticides and phosphorous fertilizer for treatment of stem and leaf gall wasps on Chinese banyan. 11th Annual Landscape Industry Council of Hawaii (LICH) Green Industry Conference and Trade Show. October 10, 2013. Honolulu, HI.
Cheng, Z. Building an IPM approach to turfgrass management. 2013 Crop Production Services 13th Annual Seminar and Trade Show. May 17, 2013. Honolulu, HI.