Table 7 The impact of water treatment and zinc level as well as the interaction between them on wheat flag leaf nitrogen, phosphorus, potassium content and total protein at heading.

From: Influence of zinc foliar spray on growth, some important physiological processes, yield and yield attributes of bread wheat under water stress

Parameter

K (g/100gdwt)

N (g/100gdwt)

P (g/100gdwt)

Total protein (g/100gdwt)

Season

1

2

1

2

1

2

1

2

A. Irrigation

 Control

2.27

2.18

0.252

0.242

0.200

0.188

1.58

1.53

 Water Stress

2.54

2.44

0.321

0.308

0.295

0.288

2.01

1.96

 F test

*

*

**

**

**

*

**

**

B. Zn levels ppm

 0

2.37c

2.28c

0.263c

0.252d

0.209d

0.200d

1.64c

1.58d

 100

2.39b

2.30b

0.264c

0.254c

0.223c

0.216c

1.65c

1.59c

 250

2.42a

2.33a

0.301b

0.289b

0.245b

0.234b

1.88b

1.84b

 500

2.44a

2.35a

0.320a

0.307a

0.311a

0.302a

2.00a

1.97a

 F test

**

**

**

**

**

**

**

**

C. Interactions

 A × B

ns

ns

ns

ns

**

**

ns

ns

  1. Based on CoHort/CoStat software, Version 6.311, various letters point to substantial variance between treatments at p 0.05, *significant at 0.05 possibility levels and **significant at 0.05 possibility levels.
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