Wheat

Average values and Critical Levels for Wheat

Crop
%
N
%
S
%
P
%
K
%
Mg
%
Ca
%
Na
ppm
Fe
ppm
Al
ppm
Mn
ppm
B
ppm
Cu
ppm
Zn
ppm
Mo
Wheat
2.60
0.25
0.36
2.60
0.16
0.45
0.02
80
50
60
8
8
32
0.8
Critical Levels
              
20
    
4
4
    
Source of information:  Product Manual and Nutrient Deficiency Guide.  Stoller Chemical Company, Inc.  8705 Katy Freeway, Suite 400, Houston, TX 77024  (713) 461-2910
 

Plant Analysis Nutrient Levels

Stage of Growth - Vegetative stage, Plant Part - Tops

 
%
P
%
K
%
Mg
%
Ca
ppm
Fe
ppm
Al
ppm
Mn
ppm
B
ppm
Cu
ppm
Zn
ppm
Mo
Deficient
0-0.1
0-1.0
0-0.1
0-0.10
    
0-10
1-2
1-2
0-10
  
Low
0.11-0.2
1.01-1.5
0.11-0.2
0.11-0.20
0-10
  
11-15
3-5
3-5
11-20
0.01-0.02
Sufficient
0.21-0.5
1.51-3.0
0.21-1.0
0.21-1.00
11-300
0-200
16-200
6-40
6-50
21-70
0.03-5.0
High
0.51-0.8
3.01-5.5
> 1.0
> 1.0
301-550
201-400
201-350
41-55
51-70
70-150
5.1-10.0
Excess
> 0.8
> 5.5
    
> 550
> 400
> 350
> 55
> 70
> 150
  
Source of information:  University of Minnesota, Agriculture Extension Service, St. Paul, Minnesota