Table 2 Content of oil and protein in kernel of peanut under different irrigation and nitrogen application rate treatments [Values are mean ± standard error, n = 9 (3 × 3; 3 growing seasons and 3 replications per treatment)].

From: Optimization of deficit irrigation and nitrogen fertilizer management for peanut production in an arid region

Treatments

Oil content of kernel (g kg−1)

Protein content of kernel (g kg−1)

FIN0

4.66 ± 0.03ef

2.24 ± 0.01l

FIN10

4.92 ± 0.04c

2.37 ± 0.01j

FIN20

5.13 ± 0.06b

2.45 ± 0.02i

FIN30

5.19 ± 0.04ab

2.54 ± 0.02g

DI10N0

4.69 ± 0.04ef

2.25 ± 0.02l

DI10N10

4.97 ± 0.03c

2.37 ± 0.19j

DI10N20

5.13 ± 0.03b

2.47 ± 0.02i

DI10N30

5.21 ± 0.06ab

2.58 ± 0.02f

DI20N0

4.63 ± 0.04f

2.31 ± 0.02k

DI20N10

4.90 ± 0.05c

2.51 ± 0.01h

DI20N20

5.17 ± 0.04ab

2.61 ± 0.02e

DI20N30

5.26 ± 0.06a

2.74 ± 0.03b

DI30N0

4.43 ± 0.03g

2.24 ± 0.02l

DI30N10

4.75 ± 0.04de

2.54 ± 0.02g

DI30N20

4.91 ± 0.05c

2.70 ± 0.03c

DI30N30

4.87 ± 0.04 cd

2.79 ± 0.03a

DI40N0

4.48 ± 0.03g

2.25 ± 0.02l

DI40N10

4.62 ± 0.03f

2.39 ± 0.02j

DI40N20

4.67 ± 0.04ef

2.65 ± 0.02d

DI40N30

4.64 ± 0.04ef

2.75 ± 0.02b

DI50N0

4.29 ± 0.04h

2.23 ± 0.02l

DI50N10

4.40 ± 0.03gh

2.38 ± 0.02j

DI50N20

4.45 ± 0.03g

2.61 ± 0.02e

DI50N30

4.40 ± 0.02gh

2.62 ± 0.03e

  1. Values within a column for each variable followed by different letter/s are significantly different at P < 0.05 level. The details of treatments are given in Table 1.
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