00386    a2200121   4500082001500000100001800015245007400033260005800107300002100165440003000186650001700216650003100233  a633.2bDAV  aDavies, Ieuan  aThe influence of management on tiller development and herbage growth   aAberystwythbWelsh Plant Breeding Stationc1969g1969  a[ii],121p.c24cm  aTechnical bulletin  No. 3  aForage crops  aField and plantation crops