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Table 1 Rice gall midge (RGM) resistance evaluation criterion

From: Improved phenotyping procedure for evaluating resistance in rice against gall midge (Orseolia oryzae, Wood-Mason)

Indicator

Evaluation grade

Reference grade

 TSSR

Free of damage

 < 5%

6–10%

11–20%

21–50%

 > 50%

 Score

0

1

3

5

7

9

 Rank*

FOD

HR

R

MR

S

HS

Improved grade

 TSSR

 < 5%

6–15%

 

16–50%

 > 50%

 Rank

HR

R

 

S

HS

  1. *FOD, HR, R, MR, S, and HS indicate free of damage, high resistance, resistance, middle resistance, susceptibility, and high susceptibility, respectively
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Plant Methods

ISSN: 1746-4811