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Bulletin of the National Research Centre

Table 9 Linear regression models of relationships (y = a + bx) between sesame yield parameters and inorganic N fertilizer application

From: Effect of manure sources and rates on nitrogen replacement value, sesame yield and nutrient content under drip irrigation system

Yield component

Constant (a)

Regression coefficient (b)

r2

Probability

Significance level

Seed yield (kg ha−1)

100.1

8.59

0.93

< 0.001

***

1000-seed weight (g)

No significant relationship

    

Capsule no. plant−1

44.1

1.84

0.71

0.009

**

Branch no. plant−1

No significant relationship

    

Plant height (cm)

101.4

0.605

0.89

< 0.001

***

Seed oil content (%)

No significant relationship

    
  1. Application rates of inorganic N were: 0, 36, 72 and 108 kg N ha−1
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