Show ed fifteen per cent total quantity water added sou prom sixth loss water less pound whereas soil left lost per tank weigh since began eleventh four found lost 67 67 67 57 67 57 per cent total amount water applied four ninth 67 67 57 instance average loss loss water found reach per cent water applied soil furrow four deep across top tank orchard practice coil coil noll field CA possible experiment sufficient water cover surface twelve deep applied eight sheet iron five five live application SAVE WATER PLOW bureau irrigate show value thorough follow soon condition soil soil soil po land tina land loss depth mulch series bureau art orange grove grove grays riverside california four four left five experiment before began fro fluent might water eleventh dar value moisture became apparent ere Irrig feet wide four feet deep filled eleven hundred sandy sandy bandy loam sol sol soil buried trench four feet apart exact weight moisture content water top soil dried |