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1. Stunted, mycorrhiza-deficient Douglas-fir seedlings at beginning of 3rd growing season. Normal seedlings at this stage would be 30+ cm tall. Note pallid color of foliage and needles only a few mm long.
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1. Stunted, mycorrhiza-deficient Douglas-fir seedlings at beginning of 3rd growing season. Normal seedlings at this stage would be 30+ cm tall. Note pallid color of foliage and needles only a few mm long.
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