TY - BOOK ID - 132708863 TI - Drainage guidelines AU - Ochs, Walter J. AU - Bishay, Bishay G. PY - 1992 SN - 0821323121 PB - Washington, D.C. World Bank DB - UniCat KW - Agricultural techniques UR - https://www.unicat.be/uniCat?func=search&query=sysid:132708863 AB - ER -