A traditional unit of land area in Pakistan, equal to 20 marlas. Under British rule the marla and kanal were standardized so that the kanal equals exactly 605 square yards or 1/8 acre; this is equivalent to about 505.857 square meters
Russ Rowlett (Director), How Many? A Dictionary of Units of Measurement, Center for Mathematics and Science Education University of North Carolina, USA 2005. http://www.unc.edu/~rowlett/units/dictA.html, (Unit of Meas and Covr Factors - Amer) {608}