..............page:19-23,28
A Study of Polyploid Induction of Antirrhinum majus by in vitro Culture
zheng si-xiang~(1); lei xiao-yun~(1); dong zhi-yuan~(2); zhang hai-long~(3); li zhi-lin~(2); zhang jian-xin~(1); zhou li-juan~(3)(1.qihui plant polyploid institute of kunming; kunming yunnan 650201; china; 2.yunnan agriculture university; kunming yunnan 650201; 3.leisen scientific corporation; kunming yunnan 650031; china)
..............page:80-83
Origin and Forming of Follower New Varieties
song xi-qiang~(1); wang fang~(2); zhong yun-fang~(2); zhang xuan-bing~(3)(1.horticulture college; beijing forestry university; beijing 100083; china; 2.beijing vocational school of horticulture; beijing 100021; china; 3.topical agriculture university of southern china; danzhou hainan 571737; china)
..............page:84-88
Research Progress on Genetic Diversity of Abies
li hui~(1); zhang jin-feng~(1); wang jun-hui~(2); xu sheng-wang~(3)(1.beijing forestry university; beijing 100083; china; 2.the chinese academy of forestry; beijing 100091; china; 3.forestry bureau of qinghai province; xining qinghai 810000; china)
..............page:34-38
..............page:42-50,54