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Conversions
Write The Formula
1 bu = ? lbs
Area of a ....
Potpourri
100

1 lb K2O = ____ lbs K

1 lb P2O5 = ____ lbs P

1 lb N = ____ lbs N

1 lb S = ____ lbs S

.83 lbs K

.44 lbs P

1 lb N and S

100

GDD's

((Max Temp + Min Temp)/2)-Base

100

1000 bu of Corn

56000 lbs of Corn

56 lbs of Corn per bu

100

Area of this circle = _____

π=3.14 r=6ft

(3.14)(6)2 = 133.04 ft2

Area of a Circle = πr2

100

30 Degree C is ____ Degrees F

86 Degrees F

(30 x (9/5))+32 = 82

200

1 inch = ____ cm

1 mile = _____ ft

1 ha = _____ acres

1 kg = _____ lbs

2.54 cm

5,280 ft

2.47 acres

2.2 lbs

200

PLS

%Germ X %Purity

200

500 bu of Wheat

30000 lbs of Wheat

50 lbs of Wheat per bu

200

Area of this square = _____

Length = 30ft

Width = 1452ft

The area of this square = 43560ft2

Length x Width 

LxW

200

100 Degrees F is ____ Degrees C 

37.78 Degrees C

(100-32) x (5/9) = 37.78

300

1 section = _____ acres

1 metric ton = ____ lbs

1 acre inch = ______ gals

1 lb = _____ grams

640 acres

2,200 lbs

27,154 gal

454 grams

300

GPM

(GPA X MPH X Boom/Width)/5940
300

2000 bu of Soybean

120000 lbs of Soybean

60 lbs of Soybean per bu

300

Area of a Cube

Length = 150ft

Width = 50ft

Height = 30ft

The area of this Cube = 225000ft3

Length x Width x Height

LxWxH

300

Calculate Bulk Density

Mass of dry soil = 69.78

Volume of sample = 88.45

Bulk Density = 0.79

69.78/88.45

400

1 gal H2O = _____ lbs or _____ kg

1 Mph = ____ feet per minute or _____ feet per second or ______ kilometers per hour

1 Liter = _____ kg

1 ppm = ____ mg/L or _____ lb/ac foot of soil

8.34lbs or 3.78kg

88fpm or 1.466fps or 1.6kph

1kg

1mg/L or 0.5lb/ac foot of soil


400

Seeds per foot of row

(Seeds Per Acre/43,560)X(Row Spacing/12)
400

100 bu of Oats

3200 lbs of Oats

32 lbs of Oats per bu

400

Area of a Triangle

Base = 30ft

Height = 10ft

The area of this Triangle = 150ft

(1/2) x Base x Height

(1/2)BH

400

Calculate PLS

Germination-85%, Other Crops-6%, Weed Seeds-0.5%, Inert Material-3.2%

PLS = 76.8%

PLS=%Crop Seed X %Germination 

=(1.00-0.06-0.005-0.032)X(0.85)

=0.903X0.85

=0.768 =76.8%

500

15 ppm = ______ lbs

30 lbs

15ppmX2 or 15ppm/0.5

500

GPA

(Gal/Minimum 5490)/(MPH X Width of Boom X 12)

500

1 bu of Cotton Seed & How much does a bail of cotton weigh

32 lbs of Cotton Seed

500 lbs per Cotton Bale (480 is also acceptable)

500

Area of a Cylinder

Pie = 3.14

Radius = 6ft

Height = 15ft

The area of this Cylinder = 791.68

2πr(r+h)

500

What are the names of these formulas?

46-0-0 (NH2)2CO

82-0-0 NH3

18-46-0 (NH4)2HPO4

11-48-0 NH4H2PO4

46-0-0 (NH2)2CO = Urea

82-0-0 NH3 = Anhydrous Ammonia

18-46-0 (NH4)2HPO4 = (DAP) Diammonium Phosphate

11-48-0 NH4H2PO4 = (MAP) Monoammonium Phosphate