000 00937cam a22002651 4500
001 agr68000163
003 DLC
005 20260227111030.0
008 711216s1968 dcua b 000 0 eng c
010 _aagr68000163
040 _aU.S. Nat'l Agr. Libr.
_cDLC
_dDLC
050 0 0 _aS21
_b.A72 no. 1391
070 0 _a1Ag84Te no. 1391
082 0 0 _a633.5/2/7
100 1 _aRyder, Edward J.,
_d1929-
245 1 0 _aEvaluation of lettuce varieties and breeding lines for resistance to common lettuce mosaic
_c[by Edward J. Ryder.
260 _aWashington]
_bU.S. Agricultural Research Service
_c[1968]
300 _a8 p.
_billus.
_c24 cm.
350 _a$0.05
490 1 _aUnited States. Dept. of Agriculture. Technical bulletin ;
_vno. 1391
504 _aBibliography: p. 2.
650 0 _aLettuce
_xVarieties.
650 0 _aLettuce mosaic disease.
830 0 _aTechnical bulletin (United States. Department of Agriculture) ;
_vno. 1391.
999 _c12470
_d12470