Forestry Handbook for British Columbia Part 2

Proportion: Area Basis Numbers

1 per square inch = 0.155,000,3 per square centimetre

1 per square centimetre = 6.451,6 per square inch (exactly)

1 per square foot = 10.763,91 per square metre

1 per square metre = 0.092, 903,04 per square foot (exactly)

1 per square yard = 1.195,990 per square metre

1 per square metre = 0.836,127,36 per square yard (exactly)

1 per mil-acre = 0.247,105,4 per square metre

1 per square metre = 4.046,856,422,4 per mil-acre (exactly)

1 per acre = 2.471,054 per hectare

1 per hectare = 0.404,685,642,24 per acre (exactly)

1 per square mile = 0.386,102,2 per square kilometre

1 per square kilometre = 2.589,988,110,336 per square mile (exactly)

Area

1 square foot per acre = 0.229,568,4 square metres per hectare 1 square metre per hectare = 4.356,000 square feet per acre

Solid Cubic Measure

1 cubic foot per acre 1 cubic metre per hectare 1 cubic yard per acre 1 cubic metre per hectare

1 square foot per acre 1 square metre per hectare 1 cubic foot per acre 1 cubic metre per hectare 1 Hoppus cubic foot per acre 1 cubic metre per hectare 1 cunit per acre 1 solid cubic metre per hectare 1 corda per acre 1 cubic metrea per hectare 1 Petrograd standard per acre 1 cubic metre per hectare 1 fathoma per acre 1 cubic metrea per hectare

= = = =

0.069,972,45 cubic metres per hectare 14.291,34 cubic feet per acre 1.889,256 cubic metres per hectare 0.529,308,8 cubic yards per acre

Special Timber Measures

a

= = = = = = = = = = = = = =

0.229,568,4 square metres per hectare 4.356,000 square feet per acre 0.069,972,45 cubic metres per hectare 14.291,34 cubic feet per acre 0.089,091,70 metres per hectare 11.224,39 Hoppus cubic feet per acre 6.997, 245 solid cubic metres per hectare 0.142,913,4 cunits per acre 8.956,474 cubic metresa per hectare 0.111,651,1 cordsa per acre 11.545,45 cubic metres per hectare 0.086,614,17 Petrograd standards per acre 15.114,05 cubic metresa per acre 0.066,163,60 fathomsa per acre

overall measures of stacked or piled roundwood

Volume

1 millilitre per square yard = 1.195,990 millilitres per square metre

1 millilitre per square metre = 0.836,127,36 millilitres per square yard (exactly)

1 millilitre per square yard = 1.064,681 Imperial gallons per acre

1 Imperial gallon per acre = 0.939,248,9 millilitres per square yard

Conversion Factors 767