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QZ AUF 2018 SEPT
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  • QZ AUF 2018 SEPT
CEUs are available for this product.

Evaluation of Silicon Fertilizers CEU Quiz

By Glynn C. Percival


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Apple and pear scab caused by the fungal pathogens Venturia inaequalis and V. pirina can be devastating to apples (Malus spp.) and pears (Pyrus spp). This article details two UK field trials that assessed the efficacy of alternatives to the synthetic fungicides frequently used in fruit production, including a range of silicon fertilizers, a resistance-inducing (IR) agent, and a combination of Si + IR. (A, Bs)

ISA's scientific journal Arboriculture & Urban Forestry (AUF) helps disseminate new research findings about the management of trees in urban environments. This quiz highlights an article from an issue of AUF with the objective of bridging the gap between scientific research and practical application. Learn about the latest arboricultural research happening around the world while also earning your CEUs.

CEUs for this quiz may be earned only once during the life of your certification.


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  • 10/2/2018 4:01:38 PM