Soil and water conservation engineering

Manylion Llyfryddiaeth
Prif Awdur:	Schwab, Glenn Orville, 1919-
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	New York Wiley c1981
Rhifyn:	3d ed.
Pynciau:	Agricultural engineering. Soil conservation. Water conservation.