International Journal of Agronomy / 2010 / Article / Tab 5 / Research Article
Effect of Abiotic Stresses on the Nondestructive Estimation of Rice Leaf Nitrogen Concentration Table 5 Descriptive statistics (mean, standard deviation, and coefficient of variation) for chlorophyll and leaf N concentration based on dry weight (
and
) dependent on sampling time (days after seeding: DAS), stress treatment, and variety used.
Sampling Treatment Variety
(mg
)
(mg
)DAS Mean STDEV CV Mean STDEV CV 29
Dular 8.7 0.3 3 37.0 0.0 0 50
Dular 9.4 0.3 3 33.0 1.0 3 68
Dular 7.3 0.6 8 28.7 1.2 4 29
IR72 11.6 2.2 19 39.3 1.2 3 50
IR72 8.9 1.7 19 32.0 1.0 3 68
IR72 7.5 0.1 2 28.7 1.2 4 29 P+ Dular 7.6 1.2 16 38.7 0.6 1 50 P+ Dular 8.3 2.0 24 28.7 2.1 7 68 P+ Dular 5.3 0.7 14 17.5 2.1 12 29 P+ IR72 9.7 0.5 5 39.3 2.1 5 50 P+ IR72 8.4 0.9 10 26.7 2.1 8 68 P+ IR72 5.1 0.7 14 17.7 0.6 3 29
IR72 10.7 0.9 8 36.3 1.5 4 50
IR72 6.2 0.5 8 20.7 1.5 7 68
IR72 4.0 0.3 8 18.0 0.0 0 29 S+ IR72 9.4 0.5 5 36.0 1.0 3 50 S+ IR72 5.6 0.3 5 19.7 0.6 3 68 S+ IR72 3.7 0.7 19 17.3 1.2 7 30
IR65192 10.9 1.9 18 31.7 1.2 4 50
IR65192 3.7 0.4 11 16.7 0.6 3 68
IR65192 3.8 0.9 24 15.3 1.5 10 30
IR72 12.2 1.6 13 35.0 2.6 8 50
IR72 3.7 0.9 25 17.0 0.0 0 68
IR72 3.9 0.9 22 16.3 1.5 9 30 SAL+ IR65192 10.1 0.6 6 34.0 0.0 0 50 SAL+ IR65192 5.4 1.1 20 19.7 2.1 11 68 SAL+ IR65192 3.9 0.5 13 19.0 1.0 5 30 SAL+ IR72 10.0 0.2 2 35.3 1.2 3 50 SAL+ IR72 4.7 0.4 10 21.7 0.6 3 68 SAL+ IR72 4.1 0.6 14 20.7 0.6 3 47
IR72 10.4 1.1 10 39.1 0.4 1 57
IR72 5.6 1.1 19 28.7 0.9 3 75
IR72 6.4 0.9 13 26.7 0.3 1 85
IR72 6.8 0.9 13 24.3 1.0 4 95
IR72 5.7 0.7 12 17.6 0.2 1 47
Swarna 12.2 1.3 11 40.0 1.5 4 57
Swarna 7.0 0.2 2 28.1 3.3 12 75
Swarna 7.5 0.7 10 22.3 1.9 9 85
Swarna 5.8 0.5 9 20.5 2.0 10 95
Swarna 5.1 1.0 19 20.0 1.4 7 47 W+ IR72 10.7 0.9 9 30.4 0.7 2 57 W+ IR72 7.9 0.7 9 29.1 0.9 3 75 W+ IR72 7.4 0.5 7 22.7 3.0 13 85 W+ IR72 6.6 0.6 8 24.7 1.0 4 95 W+ IR72 7.2 0.4 5 30.2 1.3 4 47 W+ Swarna 13.2 1.0 8 30.2 1.0 3 57 W+ Swarna 9.1 1.0 11 27.3 1.3 5 75 W+ Swarna 6.8 1.1 16 22.2 0.3 1 85 W+ Swarna 6.1 1.1 18 22.0 1.4 6 95 W+ Swarna 6.3 0.8 13 23.1 1.4 6