00389nam a2200145Ia 4500008004100000082001800041100002200059245003900081250000600120260005300126300000800179650001800187650002400205653001400229170901s1951    xx            000 0 und d  a595.182bF81C  aFranklin, Mary T. 0aCyst-Forming Species of Heterodera  a1  aEnglandbCommonwealth Agricultural Bureauxc1951  a147  aPure Sciences  aZoological sciences  aNematodes