00450nam a2200193Ia 4500008004100000041001200041082001000053082001100063100001800074100001700092100001100109245003600120260001100156260001900167260000900186300001500195365002500210650002100235150909s9999    xx            000 0 und d  aEnglish  a581.1  bHEW/NI  aCutting C V    aHewitt E J    eEditor  aNitrogen assimilation of plants  aLondon  bAcadamic Press  c1979  a708  Pages  aUKP.39.50             aPlant physiology