000 00486nam a2200145Ia 4500
008 140208s9999 xx 000 0 und d
044 _aU.S.A.
080 _a635.52 4832
100 _aUnited States. Department of Agriculture
245 _aLettuce production in the United states
_cUnited States Department of Agriculture
260 _bUnited States Department of Agriculture
_aWashington
_c
300 _aiv, 41 p.; 26cm.
490 _a(Agriculture handbook; no. 221)
942 _2udc
_cGB
999 _c4732
_d4732