中国苹果属植物染色体数目报告

REPORTS ON THE CHROMOSOME NUMBERS OF MALUS IN CHINA

摘要: 本文观察了中国苹果属植物17个种22个材料的染色体数目。观察结果指出,多倍体在全部研究材料中占44.6%,其中有些种因材料来源不同,其倍数性各异。本结果可供我国苹果遗传育种参考。

Abstract: This paper reports on the chromosome numbers of 17 species of Malus in China, including 22 materials. The results show that polyploid is 44.6% in all materials. Some of them differ with source of materials on ploidy. This result may be applied to hereditary breeding of fruit trees in China.