树冠窄小的乐东拟单性木兰生长速度中等,但其木材密度大、径向均匀性高,是优良的珍贵用材树种;
P. lotungensis is also an excellent precious timber specie with higher wood density and radial uniformity, though its growth rate is medium.
以峨眉拟单性木兰嫩枝茎段为测试材料,研究多酚氧化酶(PPO)活性和总酚含量及其季节变化规律。
Taking burgeon and stem of Parakmeria omeiensis Cheng as test materials, polyphenol oxidase(PPO), total phenol content, and seasonal change law were studied.
本文研究了峨眉拟单性木兰的群落特征、组培技术、嫁接技术、多酚氧化酶(PPO)活性和总酚含量。
This article studied the community characteristics, tissue culture, grafting, PPO activity and total phenols content.
本文研究了峨眉拟单性木兰的群落特征、组培技术、嫁接技术、多酚氧化酶(PPO)活性和总酚含量。
This article studied the community characteristics, tissue culture, grafting, PPO activity and total phenols content.
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