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Table 1 Rating scale for phenotypic assessment of PWD resistance

From:Construction of genetic linkage map and identification of a novel major locus for resistance to pine wood nematode in Japanese black pine (摘要研究ergii)

Phenotype Score Symptoms
Resistant 1 No visible symptoms
2 Slight leaf discoloration
Susceptible 3 Severe discoloration and dry leaves
4 Dark-brown stem, large expanding lesions
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BMC Plant Biology

ISSN: 1471 - 2229

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