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Useful Conversions - USDA - grams to pounds conversion equation


Useful Conversions - USDA-grams to pounds conversion equation

Useful Conversions
Agronomic:
? 1 acre-foot of soil = 2,000 tons (approximate @ 92 lbs/cu. ft.)
? 1 lb per acre = 0.0104 grams per square foot
? 100 lbs per acre = 0.2296 lbs per 100 square foot
? 1 cubic feet per second = 448.8 gallons per minute
? 1 lb = 16 ounces = 454 grams
? 1 oz = 28.375 grams
? 1 inch = 2.54 cm
? 1 gallon = 3.78 liters
? 1 ppm = 2 lbs/acre of soil 6" deep @ 92 lbs/cu. ft.
? 1 ton per acre = 20.8 g per sq. ft. = 0.73 ounces/ sq. ft.
? 1 ton per acre = 1 lb per 21.78 sq. ft.
? 1 ton per acre = 4.59 lb per 100 sq. ft.
? 1 gram per sq. ft. = 96 lbs per acre
? 1 lb per acre = 1.12 kilograms per hectare
? 1 lb per acre = 0.01042 grams per sq. ft.
? 1 ton per acre = 1 kg per 48 sq. ft.
? lbs per sq. ft. x 21.768 = tons per acre
? lbs per sq. ft. x 43,560 = lbs per acre
? 1 acre = 0.405 hectares
? 1 mile = 1.61 km
? parts per million (ppm) x 0.00136 = tons per acre-foot
To convert a soil test from ppm to lbs per acre.
1. Determine the depth of soil in inches that the soil represents
2. Divide this depth by 3
3. Multiply the result by the soil test result
Example: Soil test for nitrate is 9 ppm and sampled depth is 12" (12"/3 = 4, 4 x 9 = 36 lb/ac)
Mathematics Chart:
Multiply by To obtain
Acres 43,560 Sq. ft.
Acres 4,047 Sq. m
Acre-ft 325,851 gallon
Cubic feet 7.48 gallon
Cubic feet per second (cfs) 0.6463 MGD
CFS 448.8 gpm
Days 86,400 seconds
Feet 30.48 cm
Feet per sec 0.3048 m per sec
Feet of water 0.4335 psi
Gallons 0.1337 cu. ft.
Gallons 3.785 liters
Gallons of water 8.345 lbs of water
Grams 0.001 kg
Hectares 2.471 acres
Horse-power 0.7457 kw
Kilometers (km) 0.6214 mi.
Liters 0.0353 cu. ft.
Meters 3.281 feet
Micron 0.000001 meters
Miles 5280 feet
Miles 1.609 Km
Milligrams (mg) 0.001 Grams (g)
Million Gallons per Day (MGD) 1.547 CFS
Pounds 0.0005 tons
Pounds 453.6 grams
Square Feet 0.00002296 Acres
Square Miles 640 Acres
Inches 2.54 cm
o C (x 1.8) + 32 o F
o F (-32) x 0.555 o C
Geometry Formulas:
W Perimeter = 2 (L + W), Area = (L * W)
L
H
Volume = L * W * H
W
L
h Area = ? * (b * h)
b
r Circumference = 2 * r * p
Area = r * r * p p = 3.14 (Pi)
c a
c2 = a2 + b2 (a, b, c - are lengths) Area = ? (a * b)
b
r
h Cylinder Surface Area = 2rhp + 2pr2 p = 3.14 (Pi)
Cylinder Volume = pr2h
L
W
D Volume (cu.yd.) = (A + 4*B + C) * D , where
6 27
V = Volume in Cu. Yds.
A = Area of excavation at ground surface (ft2)
B = Area of excavation at the mid depth point (1/2 D), (ft2)
C = Area of excavation at the bottom of the pond (ft2)
D = Average depth of the pond (ft)

How many grams to a pound converter? How to Convert Gram to Pound. 1 g = 0.0022046226 lbs 1 lbs = 453.59237 g. Example: convert 15 g to lbs: 15 g = 15 × 0.0022046226 lbs = 0.0330693393 lbs. Popular Weight And Mass Unit Conversions