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Table 5 Assessment of the plant response to abiotic stress in field studies in GMP applications (number of studies in brackets)

From: Agronomic and phenotypic plant traits as indicators for environmental risks of genetically modified plants

Stressor selection

Oilseed rape (4)

Soybean (4)

Maize (11)

Incidence

Incidence

Incidence

Drought stress

Artificially induced abiotic stress

No

No

No (6)

Yes (5)

Parameters assessed

Plant damage, stressor symptoms

Plant damage, stressor symptoms

Plant damage, stressor symptoms

Plant damage, stressor symptoms (3); growth, physiol. parameters, yield (2)

Assessment method

Visual observation (ordinal scale)

Visual observation (ordinal scale)

Visual observation (ordinal scale)

Observations

4 per season

4 per season

4 per season

4 per season

Specific stress conditions induced

No

No

No

Water limitation (5)

  1. Incidence: selection if either actively causing plant injury in the plots or likely to occur in the crop during a given observation period