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Table 2 Seed germination and dormancy assessments in GMP applications (number of studies in brackets)

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

 

Oilseed rape (10)

Soybean (5)

Maize (5)

Germination tests

Standard/warm germination

Warm/optimal germination

Warm/optimal germination

 

Cold germination (10 ℃)

Cold germination (10 ℃)

Cold germination (10 ℃)

 

Seed cold tolerance (− 5 ℃) (1)

n.a

n.a

 

Germination after induction of secondary dormancy (1)

n.a

n.a

Parameters assessed

Germinated seeds (normal/abnormal)

Germinated seeds (normal/abnormal)

Germinated seeds (normal/abnormal)

 

Ungerminated seeds

Ungerminated seeds

Ungerminated seeds

 

Seed viability (Tz-test) (3)

Seed viability (Tz-test) (4)

Seed viability (Tz-test) (5)

Dormancy test

Secondary dormancy (1)

n.a

n.a

Seed treatment

Fungicides, insecticides (2), sterilized (1), n. i. (5), untreated (2)

Fungicides (1), sterilized (1), n. i. (3)

Fungicides (3), n. i. (2)

  1. °C  degree Celsius, n.a. not assessed, n. i. not indicated