植物的

Zhongkai Agrotechnical College, Guangzhou 510 225, China）Abstract: The geographical distribution and the features of their environment of Chinese species of Paphiopedilum ar e reported.

摘 要：分析了国产兜兰属植物的生态地理分布特点和发展趋势及兜兰属植物的系统演化趋势与生态地理环境的关系。

In this thesis, the chemical constituents from the seeds of Pinus koraiensis and the stems of pinus massoniana were investigated.

为了进一步研究松科植物的化学成分，本论文对红松松子及马尾松枝条的化学成分进行了系统的植物化学分析。

Cloning of cytosolic (GS1) cDNA and chloroplast glutamine synthetase (CS2) cDNA from Pisum satium was carried out previously in our laboratory.

谷氨酰胺合成酶(Glutamine synthetase， GS， E。 C。 6。 3。 1。 2)是植物氨同化过程中的关键酶，对植物的氮素吸收和代谢起着至关重要的作用。

Cloning of cytosolic (GS1) cDNA and chloroplast glutamine synthetase (GS2) cDNA from Pisum satium was carried out previously in our laboratory.

谷氨酰胺合成酶(Glutamine synthetase，GS，E.C.6.3.1.2)是植物氨同化过程中的关键酶，对植物的氮素吸收和代谢起着至关重要的作用。

Change of POC and PON are mainly controlled by phytoplankton growth and death.

当水华消退，大量死亡的浮游植物沉降。POC和PON的变化主要由浮游植物的生长和死亡过程控制。

Any of several submerged or floating freshwater perennial aquatic weeds belonging to the family Potamogetonaceae.

几种眼子菜属及其邻近属的水生植物的任何一种，沉水或漂浮的多年生水生植物。

Devonian fossil plant considered one of the earliest forms of vascular land plants; similar to genus Rhynia but smaller.

被认为是有脉管的陆地植物的最初形式之一的泥盆纪化石植物；与鹿角蕨属相似，较小。

The research aimed to study the construction and optimization of ISSR reaction system of medicinal Rutaceae plant, and provide references for resources evaluation and cultivar identification of Rutaceae plants.

［目的］建立和优化芸香科药用植物的品种的ISSR反应体系，为芸香科药用植物的资源评价、品种鉴定提供依据。

The repellent action and contact action of the extracts of 21 species of plants to adult maize weevil, Sitophilus zeamais Motschulsky were studied.

为了筛选对粮库安全的植物源杀虫剂，研究了21种植物的4种溶剂(无水乙醇、丙酮、乙酸乙酯和石油醚)提取物对玉米象Sitophilus zeamais Motschulsky的驱避和触杀作用。

The mountaineering straw sandal is comfortable ,soft, environmental and skidproof.

产品采用天然植物编织而成，由于植物的柔软性，因此制作而成的鞋在使用时具有防滑的功能。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。