00480nam a2200205Ia 4500008004100000020001400041041001200055082001100067082001100078100001900089100001100108245002600119250001200145260001600157260003100173260000900204300001500213365002500228650002100253150901s9999    xx            000 0 und d  a442276044  aEnglish  a631.53  bPOE/BR  aPoehlman J.M    eAuthor  aBreeding field  crops  a3rd Ed.  aConnecticut  bAvi Publishing company Inc  c1987  a724  Pages  aRs.241.00             aCrop improvement