Show moisture union free water near file surface surface dr known film moisture downward plant apt cause trouble heavy without drainage hera hera here water long surface part wholly crop useful bacteria proper condition soil once become wet absorb water capacity moisture downward less water secure call thorough ugh land few danger IH soil thin danger get too water nan land danger too water reclamation western lise never wet depth feet least since climate began arid start fore ran put best best beat condition need grow soil establish permanent important deep perennial where dry deep occur therefore abundant continued long enough soak course depend character soil depth porosity crop being grown stand sufficient length done run water apparent get maximum necessity moisture bring land lack partial supply moisture lace drainage 9 read |