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Online CEU Quizzes

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TitleCEUsPrice
2016 December issue of Arborist News

The idea that rapidly growing trees are the most pest resistant and stress tolerant is highly ingrained. But is that always true? Trees face both abiotic and biotic attacks daily, and studies are beginning to question just how resistant, and whether cultural practices generally thought to help a growing tree, may in fact increase the stresses it faces. (A, Bs)

1 CEU
ISA Members: $0.00
Retail Price: $12.95
All prices in US Dollars
DD

Dendro and Codit respond to distressed client blaming a destroyed concrete patio on a nearby redwood. Will the tree have to come out? Is a past drainage problem really to blame, will Codit ever finish washing Dendro’s car? These answers and more in The Case of the Redwood Roots. (Original story by James Komen) (A,M,Bp)

1 CEU
ISA Members: $9.95
Retail Price: $12.95
All prices in US Dollars
SoA logo

A three day freeze with temperatures well below zero decimated the urban forests of Chihuahua Mexico, leaving the city with tens of thousands of dead trees to remove and replace. Carlos Van Der Menden reports on the recovery efforts. (A,M,Bm)

1 CEU
ISA Members: $9.95
Retail Price: $12.95
All prices in US Dollars
CaR logo

In this episode Rip Thompkins demonstrates the safe way to start a chainsaw. The Available CEU quiz covers this episode and the previous episodes: Distance of Fall & Half Hitch vs. Marlin, Blocking with a Speed Line, Chainsaw PPE, Chainsaw Selection, and Chainsaw Safety . You can click on the titles to review the previous episodes (A,U,T,L,Bp)

1 CEU
ISA Members: $9.95
Retail Price: $12.95
All prices in US Dollars
January 2017 issue of AUF

Tree fertilization is a common practice in arboriculture, and while reports have shown that nitrogen can increase fine root growth in localized areas, the effect on a tree’s entire root system has not been thoroughly investigated. Gary Watson and Angela Hewitt take a look at how effective fertilizer can be as a root stimulant (A,M,Bs)

1 CEU
ISA Members: $0.00
Retail Price: $12.95
All prices in US Dollars
Climbing and Rigging Icon

Rip Tompkins finishes the job of rigging out a large piece of stem, and shares tips on keeping the climber safe in the process. The accompanying CEU quiz covers the episodes Natural Crotch Rigging Tips, Natural Crotch Top Removal, Top Removal with Arborists’ Block part 1, Top Removal with Arborists’ Block part 2, Butt-Hitching (Blocking) Techniques part 1, and Butt-Hitching (Blocking) Techniques part 2. You can click on the titles to view the previous podcasts. (A,U,M,T,Bp)

1 CEU
ISA Members: $9.95
Retail Price: $12.95
All prices in US Dollars
November 2016 issue of AUF

Degraded, highly compacted soils along roadsides present an inhospitable environment for trees and shrubs and lead to the failure of urban landscapes. Andy Bary, Rita L. Hummel, and Craig Cogger report on a study using organic amendments that usually end up in compost piles or landfills, including include yard waste, biosolids, and worm castings. (A, M,Bs)

1 CEU
ISA Members: $0.00
Retail Price: $12.95
All prices in US Dollars
CaR logo

This quiz includes the episodes Rigging Force Experiments part 1, Rigging Force Experiments part 2, Dynamometer Drop Tests part 1, Dynamometer Drop Tests part 2, Work Positioning When Topping, and Forces in Top Removal. You can click on the title links to view these podcasts.  1 CEU (A,T,Bp)

1 CEU
ISA Members: $9.95
Retail Price: $12.95
All prices in US Dollars
AUF 2016 Quiz

Studies have looked at the mitigating effects of individual trees on stormwater runoff, but never on a full municipal scale including trees, ground cover, and other vegetation, and over different seasons. Geoffrey Donovan, David Butry, and Megan Mao tackle the problem by analyzing data collected from both summer and winter storms in Portland, Oregon, U.S. (A,U,T,M,L,Bs)   

1 CEU
ISA Members: $0.00
Retail Price: $12.95
All prices in US Dollars
October 2016 issue of Arborist News

The fate of a tree can be in jeopardy in all phases of a construction project, and the highest levels of success are achieved when the arborist is brought in as early in the process as possible. This month’s CEU article looks at the planning and design phases of managing trees during construction. (A,M, Bm)

1 CEU
ISA Members: $0.00
Retail Price: $12.95
All prices in US Dollars
Dendro icon

Dendro and Codit travel across Europe and end up helping diagnose an aging giant in Sweden in the case of the Eloquent Elephant  (A,M,Bm)

1 CEU
ISA Members: $9.95
Retail Price: $12.95
All prices in US Dollars
July 2016 AUF quiz

Oriental bittersweet, an invasive woody vine has been an arboricultural problem ever since they were introduced in North America in the late 1800s. Now a new study by Christopher Nowak is showing hope that removing the vines may not require chemical herbicide along with pruning.  (A,U,T,M,L,Bm)

1 CEU
ISA Members: $0.00
Retail Price: $12.95
All prices in US Dollars
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