000 00280nam a2200097 4500
245 _aForm and development of conifer root systems
_cR.F.Sutton
100 _aSutton.R.F.
260 _aBucks
_bCommonwealth Agricultural Bureaux
_c1969
300 _aiv,13lp.; 21cm.
082 _a58l.13
_bSUT
999 _c21402
_d21402