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Resistance of Larix olgensis to pine wood nematodes (PWNs) in natural infection and inoculation scenarios. (a) Aerial view depicting PWN‐infected L. olgensis and Pinus koraiensis. (b) Close‐up of individual L. olgensis and P. koraiensis under natural PWN infection. (c) Assessment of L. olgensis and P. koraiensis 1 day and 2 years after artificial PWN inoculation. (d) Overwintering survival rates of PWNs in one to five individuals of L. olgensis and P. koraiensis.
