grandiflorus相关论文
Comparison the Content of Moisture,Ash and Extract from Stem and Root Bark of Eucommia ulmoides Oliv
[Objective]To compare the content of moisture,ash and extract of stem and root bark of Eucommia ulmoides Oliver and Euon......
The distant hybridization was used in lodging-resistance breeding of Platycodon grandiflorus. The parents were Platycodo......