Table 6 Wheat grain and biomass yield response to treatments across soil types.

From: Evaluation of phosphorus fertilizer sources and nitrogen optimization for wheat and tef in Ethiopia’s central highlands

Treatments

Grain yield

Biomass yield

Cambisols

Heavy Vertisols

Light Vertisols

Mean

Cambisols

Heavy Vertisols

Light Vertisols

Mean

Control

2258

1667c

1768b

1898b

4972

3492c

4271b

4245b

NPS + 100%RN

6000

5103ab

3901a

5002a

14,489

11,277ab

9878a

11,881a

DAP + 100%RN

6124

4082b

3797a

4668a

17,394

8964b

9912a

12,090a

TSP + 100%RN

6344

4117b

3458a

4640a

17,444

8892b

9331a

11,889a

TSP + 100%RN (0 + 2/3 + 1/3)

6835

5795a

3421a

5350a

18,478

12,700a

9156a

13,444a

TSP + 75%RN (0 + 1/2 + 1/2)

6227

4509ab

3421a

4719a

16,683

9512ab

9292a

11,829a

Mean

5631a

4212ab

3294b

 

14,910a

9140b

8640b

 

CV (%)

 

17.44

13.17

  

18.65

13.79