Computing drain spacings
Beers, W. F. J. van
Computing drain spacings - International institute for land reclamation and improvement Netherlands 1976 - 47p. fig., table, chart
4286
Engineering
627.53:681.14 / BEE
Computing drain spacings - International institute for land reclamation and improvement Netherlands 1976 - 47p. fig., table, chart
4286
Engineering
627.53:681.14 / BEE