Study on genetic diversity of Cynanchum otophyllum in Yunnan by AFLP Inheritance of the Eggplant Parthenocarpy and AFLP Molecular Marker Inheritance of the Eggplant Parthenocarpy and AFLP Molecular Marker Identification and Analysis of Four Novel Molecular Markers Linked to Powdery Mildew Resistance Gene Pm21 in 6VS Chromosome Short Arm of Haynaldia villosa Study on genetic diversity of Cynanchum otophyllum in Yunnan by AFLP