碱性土壤

The activities of catalase, alkaline phosphatase, dehydrogenase and invertase showed some differences in the soil profiles, but there was no difference about catalase activity.

过氧化氢酶、碱性磷酸酶、脱氢酶、转化酶的活性在土壤剖面均表现出一定的差异性，仅过氧化氢酶活性没有差异。

Attention should be paid to the mineralization of some dispersed elements such as Ga, Ge and Tl in Langshan polymetallic mining field. The Wulashan-Daqingshan is the favorable area for prospecting greenstone type gold deposit.

调查结果显示，河套地区土壤主要富集Mg、Ca等碱性物质，西部狼山一带的多金属矿区应重视Ga、Ge、Tl等分散元素矿床的研究，乌拉山到大青山一带是寻找绿岩型金矿的有利地区。

Based on that, Zoysia japonica germplasm base in China has been set up.

研究结果主要包括以下几个方面： 1、20个结缕草居群主要分布在海拔5～380m之间，土壤pH范围在6.5～8.1之间，其中60％为微碱性。

If the soil fizzes or bubbles, it's definitely alkaline.

如果土壤发出嘶嘶声并冒出气体，那肯定是碱性的。

The basic cation, now in solution, can be leached through the soil.

此时溶液中的碱性离子可藉由土壤渗流而出。

The immediate effect of urea on the soil reaction is alkaline.

尿素对土壤反应的直接效果表现为碱性反应。

Product purpose:(1) calcium carbide (CaC2), organic synthesis of the basic raw materials, Cyanamid, chlor-alkali products, the main raw materials;(2) polyvinyl chloride, used for light industry, construction materials, agriculture, packaging, medicine , electronic equipment, cars, daily necessities;(3) caustic soda, used in paper making, leather processing and textiles;(4) hydrochloric acid, used in paper making, cleaning, rare earth, organic chemical raw materials, fuel , food leather, metallurgy and other industries;(5) lime nitrogen (CaCN2), used in the manufacture of containers of cyanide, cyanides, alkaline drug fertilizer, lime nitrogen particles, soil particles slow-release fertilizer to improve the main raw material;(6) double Cyanamid (H2CN2 2, melamine in raw materials, synthetic pharmaceuticals, dyes intermediates.

产品用途：（1）电石（CaC2），有机合成的基本原料，氰胺、氯碱类产品的主原料；（2）聚氯乙烯，用于轻工业、建筑材料、农业、包装、医药、电子设备、汽车、日用品；（3）烧碱，用于造纸、皮革加工和纺织业；（4）盐酸，用于造纸、清洗、稀土、有机化工原料、燃料、食品皮革、冶金等行业；（5）石灰氮（CaCN2），用于制造氰容器、氰化物、碱性药肥、颗粒石灰氮、土壤改良型缓释颗粒肥的主要原料；（6）双氰胺(H2CN22 ，三聚氰胺的原料，是合成医药、染料的中间体。

The results showed that VAM increaced soil acid and alkaline phosphatase activity in the rhizosphere. The effect of G. margarita was the biggest.

结果表明，接种菌根真菌增加了根际土壤酸性和碱性磷酸酶活性，Gigasporamargarita菌根菌的作用大于其它两个菌根菌。

Response of soil microbial characteristic to vegetation restoration: alk.

4土壤生物学性质对植被恢复过程的响应：碱性磷酸酶、蔗糖酶和脲酶活性总体上随植被恢复年限增加而呈增加趋势；植被恢复75 a白桦林地的各种酶活性均较低。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。