Molecular Plant Breeding 2015, Vol.6, No.21, 1
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Table 6 Agronomic traits and criteria for establishing differences between rows
Trait
Criteria for significant differences
Seedling plant shape
Tillers procumbent/erect/acclivitous ascending
Adult plant shape
Tillers erect/acclivitous ascending
Plant height
Difference is more than 3 cm
Leaf color
Dark green/green/light green
Flag leaf shape
Erect/acclivitous/ horizontally spreading/curved/curly/reclinate
Flag leaf length
Difference is more than 3.0 cm
Flag leaf width
Difference is more than 0.5 cm
Waxiness of stem and sheath
Heavy/light/no
Waxiness of spike
Heavy/light/no
Stem color
Green or purple
Awn characteristics
Long/short/curly/without awn
Heading date
Difference is more than 2 days
Shape of neck
Straight/curved
Spike shape
Oblong/spindly/virgate
Spike length
Difference is ≥1.0 cm
Ear density
Sparse/moderate/tight
Number of spikes per plant
Difference is more than 3
Number of spikelets per spike
Difference is more than 5
Number of sterile spikelets per spike
Difference is more than 5
Grain number per spike
Difference is more than 5
Thousand-grain weight
Difference is more than 5 g
Grain color
Red or white
Grain shape
Ovoid/egg-rotund/oblong/oval
Grain hardness
Soft or hard
Date of maturity
Difference is more than 2 days
Lodging resistance
Strong/medium/weak
Cold hardiness
Highly resistant/resistant/moderately resistant/sensitive/highly sensitive
Acknowledgments
This study was funded by the Innovation Platform for Basic
Research in Breeding of Beijing (D08070500690801), China
and the Financial Program of the Ministry of Agriculture (2011
and 2012), China.
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