Spruce Broom Rust - Spore Cloud

Dr. Lori Winton beats a broom rust to release a spore cloud. In the spring, the causal fungus produces a foul odor to attract insects for cross-fertilization. The tree responds to this pathogen by growing the characteristic brooms #AlaskaForestHealth https://bit.ly/3s3STJG

Anotado por awenninger awenninger, 10 de agosto de 2021 a las 06:27 PM

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