000 00862nam a2200229 a 4500
001 vtls000145669
003 UG-KaMUL
005 20250617202600.0
039 9 _a 200607131453
_b 909
_c 200607131452
_d 909
_c 200512171325
_d 966
_y 200512171323
_z 966
040 _aUG-KaMUL
084 _a PS 630.7114223 W942 no. 499
100 1 _aRoyle, D.J.
245 1 0 _aInfection periods in relation to the natural development of hop down y mildew (pseudoperonospora humuli) /
_cD.J. Royle.
_b
260 _aAshford, Kent :
_bWye College, University of London,
_c1970.
300 _a 281-291 p. :
_b charts ;
_c 26 cm.
440 0 _aReprint ;
_vno. 499.
504 _a Includes bibliographical references : p. 290-291.
650 0 _aHops
_xDiseases and pests
_zEngland.
_v
_y
942 _2ddc
_cBK
999 _c157165
_d157165