00497nam a2200193Ia 4500008004100000020001500041082001900056100001200075245003900087260004500126300000800171650002300179650001800202653001300220653002100233653001100254653001900265700001900284170901s1986    xx            000 0 und d  a0387160035  a581.0724bH23H  aHan, Hu 0aHaploids of Higher Plants in Vitro  aBeijingbChina Academic Publishersc1986  a211  aBotanical sciences  aPure Sciences  aHaploids  aMicropropagation  aPlants  aTissue culture  aHongyuan, Yang