00351nam a2200157Ia 4500041001200000082001000012082001100022100001400033245004100047260001300088260002000101260000900121300001600130365002500146650002200171  aEnglish  a581.1  bRUH/EN  aRuhland W  aEncyclopedia of plant physiology V.1  aNew York  bSpringer Verlag  c1956  a1072  Pages  aDM.228                aBotanical science