Introduction of Pinus sylvestriformis and Pinus sylvestris to Zhanggutai Sandy Area;
章古台沙地长白松、欧洲赤松的引种
Provenance Test on Pinus sylvestris in Nursery in Zhanggutai, Liaoning Province;
辽宁章古台欧洲赤松种源苗期试验
As forPinus sylvestris, conservative rates of one-year seedlings of Poland and Estonia provenances after the winter were over 80%, the growth of two-year seedlings was similar to that of Pinus sylvestris var.
就欧洲赤松而言 ,波兰、爱沙尼亚种源 1年生苗的越冬保存率在 80 %以上 ,2年生苗生长量与樟子松相仿且均能安全越冬 ,为适宜种源 ;在试验过的 4个欧洲黑松变种中 ,Pinusnigravar。
16 years of introduction result on Pinus sylvestris L.
本文介绍了在建始县长岭岗林场引种欧洲赤松的16a结果,显示该树种适应本地立地条件,在海拔1200~1800 m范围内均生长较好。
To know more about the site of O -· 2 production in thylakoids, the F v/F m ratio was measured in parallel with the oxygen free_radical production detected by electron spin resonance (ESR) using Tiron as a probe in the isolated thylakoids of Scots pine ( Pinus sylvestris L.
为了更多地了解超氧在叶绿体中产生的部位 ,在测定欧洲赤松 (PinussylvestrisL 。
Accumulation and Distribution of Cu and Zn in Mycorrhizal Pinus sylvestris and Its Associated Ectomycorrhizal Fungus Suillus bovinus Exposed to Elevated Cu and Zn Concentrations in Cultivating Substrate;
外生菌根对欧洲赤松苗(Pinussylvestris)Cu、Zn积累和分配的影响
Scots pine wood samples were treated by Succinic anhydride (SA) and 1,2-Epoxybutane (Fp) in the solvent, dimethylformamide (DMF), at 90-95 c, in order to produce oligoesterified wood.
采用琥珀酐(SA)和1,2-环氧丁烷(Ep)在二甲替甲酰胺溶剂中处理欧洲赤松木材(Pinus sylvestris)使其低酯化。
Optical and scanning electron microscopical study was made on the naturally generat-ing nodule of Alnus glutinosa and its endophyte-Frankia which grown in Yunnan.
对在云南生长的欧洲赤杨自然发生的根瘤及其内生菌──Frankia进行了光学显微镜和扫描电镜的观察,结果表明,这种根瘤与原产地生长的欧洲赤杨所结根瘤十分相似;与原产地在云南的蒙自桤木的根瘤结构也很相近。
Differences among Pinus sylvestris provenances were observed at one year of age but not at two years.
欧洲赤松种源间的差异仅在一年生时可以看到,两年生时就看不到。
The Selection of Wood-decay Resistance of Scots Pine Heartwood and the Correlation between the Phenolics and the Resistance;
欧洲赤松木材的腐朽抗性选择以及与心材酚类物质含量的相关性研究
You find pine-trees in most European countries.
大多数欧洲国家有松树。
common European chat with black plumage and a reddish-brown breast.
黑色羽毛赤褐色胸部的普通欧洲鸣禽。
Effects of Different Pesticides on Adults,Larvae,Eggs,and Pupae of Trichogramma nubilale
不同农药对欧洲玉米螟赤眼蜂的影响
"Year of Europe" and the Nixon Administration's Foreign Policy towards Western Europe
“欧洲年”与尼克松政府的西欧政策
A common deer(Cervus elaphus) of Europe and Asia, having a reddish-brown coat.
赤鹿生活于欧洲和亚洲的一种普通的有红棕色皮毛的鹿(赤鹿)
INUNDATIVE RELEASE OF TRICHOGRAMMA NUBILALE ERTLE & DAVIS TO CONTROL SUGARCANE BORERS IN LARGE AREAS
欧洲玉米螟赤眼蜂大面积防治甘蔗螟虫效果
This part of Europe was overgrown by giant pine trees.
欧洲的这一地区长满了参天大松树。
large 2-needled timber pine of southeastern Europe.
欧洲东南大型的二针松,可作木材。
Pine-trees are found in most European countries.
在多数欧洲国家都有松树。
slender European owl of coniferous forests with long ear tufts.
松林中有长耳毛的瘦高型欧洲猫头鹰。
common reddish-brown squirrel of Europe and parts of Asia.
欧洲和部分亚洲地区常见的红褐色松鼠。
A small squirrel(Tamiasciurus douglasi)of the evergreen forests of northwest North America, resembling and closely related to the red squirrel.
赤栗鼠北美洲西北部常绿森林中的一种小松鼠(道氏红松鼠),形似红松鼠并与之有密切联系
Population Dynamic of Ostrinia furnacalis and Biological Control on the Pests by Releasing Trichogramma dendrolimi in the Corn Fields
亚洲玉米螟发生动态及释放松毛虫赤眼蜂防治效果
true squirrels; ground squirrels; marmots; chipmunks; flying squirrels; spermophiles.
松鼠;黄鼠;土拨鼠;花栗鼠;美洲飞鼠;欧黄鼠。
large 5-needled European pine; yields cembra nuts and a resinous exudate.
欧洲一种大型的五针松;长有坚果和分泌树脂。
Nixon's Strategic Thought on Europe after Cold War
冷战后尼克松有关欧洲的战略思想论析
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