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Half life of pesticide products and optimum pH​

Turfgrass Soil Paste and Analysis 

Reference for Soil Analysis
Reference for Paste Analysis

 

Soil Report

Paste Report

pH of Soil Sample

6.2

6.2

Organic Matter (OM) %

1.0 – 4.0

 

Total Exchange Capacity

 

 

 

 

 

 

 

Anions

ppm / lbs

ppm

S Sulphur

25 ppm

5-10

Pâ‚‚O5 Phosphorus

250 lbs / acre

1-3

 

 

 

 

 

Major Elements

Exchangable
(lbs / acre)

Base Saturation
Pecent

Soluble
ppm

Percent

Ca Calcium

>2,000

65

40-60

60

Mg Magnesium

>200

15

8-12

20

K Potassium

350

5

15-20

10

Na Sodium

<80

0-3

<20

2-8

 

 

 

 

 

Minor Elements

ppm

ppm

B Boron ppm

1.2

0.1

Fe Iron ppm

100-150

0.3

Mn Manganese ppm

40-120

0.1

Cu Copper ppm

5-15

0.08

Zn Zinc ppm

6-20

0.08
                 

 Based on 6” depth samples.  Percentages and values will vary based on Sample depth, pH, compaction, and stress factors.

Water Analysis 

Reference for Water Analysis
 

Parameter

Result

pH of Water Sample

5.5 - 6

Sodium Absorbtion Ratio (SAR)

< 6 ppm

Conductivity

0.0-1.5 mmhos

 

Buffers

ppm

Alkalinity

1 - 100

Carbonate

1 - 50

Bicarbonate

0 - 120

 

Contaminants

 

Chloride

0 - 140

Sulfates

0 - 400

 

Major Elements

ppm

Ca Calcium

40 - 120

Mg Magnesium

6 - 24

K Potassium

5 - 10

Na Sodium

0 - 50

 

Minor Elements

ppm

B Boron

.2 - .8

Fe Iron

2 - 5

Mn Manganese

.5 - 2

Cu Copper

0 - .2

Zn Zinc

1 - 5

 

 

TISSUE TEST RESEARCH

                    St. Augustine Grass

Survey Average

Macronutrients

Percentage

Micronutrients

ppm

N         

1.90 – 300

Fe       

50 – 300

P         

0.20 – 0.50

Mn       

40 – 250

K         

2.50 – 4.00

B         

5 – 10

Ca       

0.30 – 0.50

Cu       

10 – 20

Mg      

0.15 – 0.25

Zn       

20 – 100

S         

No data

Mo

No data

 

 

 

 

Nonessential Elements

ppm

 

 

Na

No data

 

 

Al

No data

 

 

 

 

 

 

                  Perennial Ryegrass 

Survey Average

Macronutrients

Percentage

Micronutrients

ppm

N         

3.34 – 5.10

Fe       

97 – 934

P         

0.35 – 0.55

Mn       

30 – 73

K         

-3.42

B         

5 – 17

Ca       

0.25 – 0.51

Cu       

6 – 38

Mg      

0.16 – 0.32

Zn       

14 – 64

S         

0.27 – 0.56

Mo

0.50 – 1.00

 

 

 

 

Nonessential Elements

ppm

 

 

Na

229 - 1107

 

 

Al

52 – 992

 

 

 

 

Reference for Liquid Measure / Dry Measure / Linear Measure Conversion Charts

CONVERSION CHART

 

 

 

 

 

 

Liquid Measure

Dry Measure

Linear Measure

 

 

 

 

 

 

8 ounces =

1 cup

2 pints =

1 quart

12 inches =

1 foot

2 cups =

1 pint

4 quarts =

1 gallon

3 feet =

1 yard

16 ounces =

1 pint

8 quarts =

2 gallons or

1 peck

5.5 yards =

1 rod

4 cups =

1 quart

4 pecks =

8 gallons or

1 bushel

40 rods =

1 furlong

1 gill =

½ cup or

¼ pint

16 ounces =

1 pound

8 furlongs

(5280 feet) =

1 mile

2 pints =

1 quart

2000 lbs. =

1 ton

6080 feet =

1 nautical mile

4 quarts =

1 gallon

 

 

31.5 gals. =

1 barrel

Conversion of US Weight

and Mass Measure to

Metric System

Conversion of US Linear Measure to Metric System

3 tsp =

1 tbsp.

2 tbsp. =

 

1/8 cup or

1 fluid ounce

4 tbsp. =

¼ cup

.0353 ounces =

1 gram

1 inch =

2.54 centimeters

8 tbsp.=

½ cup

¼ ounce =

7 grams

1 foot =

.3048 meters

1 pinch =

1/8 tsp or less

1 ounce =

28.35 grams

1 yard =

.9144 meters

1 tsp =

60 drops

4 ounces =

113.4 grams

1 mile =

1609.3 meters or 1.6093 kilometers

 

8 ounces =

226.8 grams

.03937 in. =

1 millimeter

Conversion of US Liquid Measure to Metric System

1 pound =

454 grams

.3937 in. =

1 centimeter

2.2046 pounds =

1 kilogram

3.937 in. =

1 decimeter

1 fluid oz. =

29.573 milliliters

.98421 long ton or 1.1023 short tons =

1 metric ton

39.37 in. =

1 meter

1 cup =

230 milliliters

 

 

3280.8 ft. or .62137 miles =

1 kilometer

1 quart =

.94635 liters

 

1 gallon =

3.7854 liters

To convert a Fahrenheit temperature to Centigrade,

do the following:

a. Subtract 32   b. Multiply by 5   c. Divide by 9

 

To convert Centigrade to Fahrenheit, do the following:

a. Multiply by 9   b. Divide by 9   c. Add 32

.033814

fluid ounces =

1 milliliter

3.3814

fluid ounces =

1 deciliter

33.814 fluid oz. or 1.0567 qt. =

1 liter

 

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