000 00611nam a2200205Ia 4500
008 130910s9999 xx 000 0 und d
041 _aeng
082 _221st ed.
_aP 571.929
_bBOU/C
100 _aBoughey, A.S.
245 _aThe cause of variation in the incidence of blackarm disease of cotton in the Sudan Gezira
_cby A.S. Boughey
260 _aSurrey :
_bThe Imperial Mycological Institute ,
_c1947
300 _a6p ;
_c24.7cm
504 _aBibliography: p 7
653 _aCotton
653 _aFungi
653 _aFungi diseases
653 _aPlant diseases
653 _aPlant pathology
942 _cEN
_2ddc
999 _c27981
_d27981