00269nam a22001097a 4500003000400000008004100004082001400045100002000059245004400079260002900123300000700152OSt240717b        |||||||| |||| 00| 0 eng d  a631bA45A  aAm Soc of Agron  aAgronomy abstarcts ;1954 annual meeting  aAm Soc of Agronomyc1954  a97