P.hopeiensis and P.tomentosa are endemic to China with high quality timber and long life.They are referred to as hybrids......

应用双向凝胶电泳技术,分析了抗病毛白杨和感病北京杨接种溃疡病菌Botryosphaeria do-thidea前后的蛋白质表达差异。通过比较两个......

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描述了２２个毛白杨无性系的花器变异。根据花的苞片形态，将这些无性系分为３大类群，即银白杨类、中国山杨类和毛白杨类。这说明毛白杨是银......

The differences of glucose-6P dehydrogenase (G6PDH) activity and freezing resistance induced by freezing acclima-tion be......

历时１６ａ（１９８２～１９９７），从北京地区毛白杨基因资源调查收集开始，经苗期琳期测定、速生无性系选择、形质调查和木材材性测定，选育出１１个不飞絮毛白杨雄株行......