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Table 3 Grouping of injury index to categories of resistance

From: Molecular, cytological and morphological studies on Jassid resistance in cotton (Gossypium hirsutum L.) based on hairiness trait

Grade index

Category

0– 1.0

Resistant

1.1– 2.0

Moderately resistant

2.1 – 3.0

Susceptible

3.1 – 4.0

Highly susceptible