Pinus ponderosa

Pinus ponderosa

美 　英

• 网络美国黄松；西黄松；非洲黄松

例句

The influence of sucrose and activated charcoal on the Pinus ponderosa adventitious buds culture

蔗糖、活性炭对美国黄松不定芽增殖和生长的影响

The Propagation Technique of Heteroplastic Grafting of Pinus ponderosa

美国黄松异砧嫁接繁殖研究

Action of Different Mature Embryos of Pinus ponderosa on Tissue Culture

不同美国黄松成熟胚对组织培养的反应

In vitro formation of adventitious buds from embryos of pinus ponderosa

美国黄松成熟胚的离体培养与不定芽的形成

A Study on the Growth of Introduced Pinus ponderosa in Longxian County of Shaanxi

陕西陇县引种美国黄松生长调查

Photosynthesis, Transpiration and Growth Features of Pinus ponderosa, P. Nigra var. Austriaca and P. Tabulaeformis

美国黄松、奥地利黑松和油松光合、蒸腾及生长特性分析

Comparison of Growth Character in Pinus ponderosa and P. Tabulaeformis

美国黄松与油松生长特性的比较研究

A Study on Height Growth Process of Pinus ponderosa

美国黄松个体高生长过程研究