Here is a closer chord progression to my ear.

Half-step down tuning (Eb, Ab, Db, Gb, Bb, Eb)

INTRO:

G (320003@1)          D (xx0232@1)   X2

VERSE 1:

         G (320003@1)                   CWell (x32010@1)I heard he needed some help on the farm
         D (xx0232@1)                   CSomebody (x32010@1)with a truck and two strong arms
          G (320003@1)                D (xx0232@1) 
Not scared of dirt and willin' to work
         C (x32010@1)          Dtill (xx0232@1)the sun goes down
          GSo (320003@1)I pulled up and said I'm your man
           DI (xx0232@1)could start right now and we shook hands
         GHe (320003@1)said the fence needs fixin',
      Dthe (xx0232@1)peaches need pickin'
      C (x32010@1)                     DAnd (xx0232@1)the cows need bringin round

CHORUS 1:

         G (320003@1)                  DI (xx0232@1)was haulin' hay, I was feedin' the hogs
         G (320003@1)                     Dand (xx0232@1)that summer sun had me sweatin' like a dog
       AmSo (x02210@1)I cooled off in the creek
      G (320003@1)                         Dthen (xx0232@1)it was back to work in the dag gum heat
     G (320003@1)                      DI (xx0232@1)was cussin' out loud, thinkin' bout quitin'
    G (320003@1)                 DLookin' (xx0232@1)back now I'm sure glad I didn't
     Am (x02210@1)                    Cadd9 (x32030@1)                              
Cuz just when i thought it couldn't get no hotter
             C (x32010@1)                     DI (xx0232@1)caught glimpse of the farmer's daughter


VERSE 2:

         G (320003@1)                     CShe (x32010@1)was just gettin' home from Panama city
          D (xx0232@1)                CShe (x32010@1)was all tanned up and my kinda pretty
       GWhen (320003@1)her eyes met mine
     D (xx0232@1)                          CI (x32010@1)was thinkin' that I would sure love my job
         G (320003@1)                      CAs (x32010@1)the days got shorter our talks got longer
       D (xx0232@1)                    CThe (x32010@1)kisses got sweeter and the feelings got stronger
       G (320003@1)                      DSo (xx0232@1)we'd hop in the truck and get all tangled up
      CEvery (x32010@1)chance we got

CHORUS 2:

        GWe (320003@1)were down by the river all night long
           DWhen (xx0232@1)the sun came up I was sneakin' her home
         AmAnd (x02210@1)draggin' my butt to work
           C (x32010@1)                     DWith (xx0232@1)the smell of her perfume on my shirt
         G (320003@1)    
I'd be on the tractor she'd be on my mind
        DWith (xx0232@1)that sun beatin' down on this back of mine
   Am (x02210@1)                          Cadd9Just (x32030@1)when I thought it couldn't get no hotter
   C (x32010@1)                       DI (xx0232@1)fell in love with the farmer's daughter

BRIDGE:

  Am (x02210@1)                 DWe (xx0232@1)got married last spring
Am (x02210@1)                                      DWoah (xx0232@1)and there ain't no better life for me

CHORUS/OUTRO:
         G (320003@1)                        
Im still haulin' hay and feedin' the hogs
         DAnd (xx0232@1)that summer suns has me sweatin' like a dog
       AmSo (x02210@1)I cool off in the creek
          C (x32010@1)                        DAnd (xx0232@1)she brings me outta glass of sweet ice tea
      GIm (320003@1)on the tractor and shes on my mind
      DAnd (xx0232@1)I cant wait til its quittin' time
     Am (x02210@1)               Cadd9And (x32030@1)just when I think it cant get no hotter
  C (x32010@1)                 DI (xx0232@1)come home to the farmer's daughter

G (320003@1)                 D (xx0232@1)     D (xx0232@1)            GYeah (320003@1)the farmer's daughter


Suggestions welcome. 
-Cody