000 00289 a2200121 4500
080 _a595.13
_bF 833 C
245 1 _aCyst-forming species of heterodera
_cby M.T. Franklin
260 _aBucks
_c1951
650 _aHeterodera
100 1 _aFranklin, M.T.
_d
300 _a147 p.
901 _a51919
999 _c37405
_d37405