Table 2 Mean shoot P contents after additional destructive harvest time points (stem elongation, anthesis and maturity).

From: Distinct water and phosphorus extraction patterns are key to maintaining the productivity of sorghum under drought and limited soil resources

Development

Shoot P (mg g-1)

WW

WS

Stage

High P

 

Low P

  

High P

 

Low P

  

Stem elongation

3.29

b

2.01

b

***

–

 

–

  

Anthesis

2.8

b

1.71

ab

 

2.76

a

1.6

a

*

Maturity

1.22

a

0.87

a

*

2.08

a

1.23

a

*

 

n = 5

 

n = 5

  

n = 5

 

n = 5

  
  1. Significance letters show significant differences (Dunn’s test, p < 0.05) between growth stages, while the asterisks indicate significant differences between the P levels for the water levels and growth stages each (0.05, 0.01, 0.001; *, **, ***).
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