无草的

The result shows, grass of Sikkim small hole is temporary decline Yan period with permanent decline water content of Yan period soil is respectively 7.06% be in temporary decline with 6.20%; the Sikkim of Yan period is small after water of Kong Cao answer bibulous and rapid, decline Yan condition is eliminated gradually, appearance of aftertreatment group of answer water 6 H and contrast active of basic consistent;SOD is during threatening processing with markedder than notting have to taking a picture change, the ascendant;CAT that there is certain range after answer water and POD active are in threatening during after rising first, drop, all remarkable prep above contrasts level, and the active;MDA content that still keeps taller after answer water as the extension of time of arid and threatening processing mushroom, to threatening the 8th climate reachs maximum, content of the MDA in the lamina after answer water drops quickly, arrive the 5th day after answer water, content of the MDA in threatening group lamina is adjacent already contrast level.

结果显示，锡金微孔草暂时萎焉期和永久萎焉期土壤含水量分别为7.06%和6.20%；处于暂时萎焉期的锡金微孔草复水后吸水迅速，萎焉状态逐渐消除，复水6 h后处理组外貌和对照基本一致；SOD活性在胁迫处理期间和对照相比无显著变化，复水后有一定幅度的上升；CAT和POD活性在胁迫期间先上升后下降，均显著高于对照水平，且复水后仍然保持较高的活性；MDA含量随着干旱胁迫处理时间的延长而迅速增加，到胁迫第8天时达到最大值，复水后叶片中MDA含量迅速下降，到复水后第5天，胁迫组叶片中MDA含量已接近对照水平。

For chay and Radix Lithospermi, the assistance of low concentration iron ion was greater to complexing impression.

铜离子和铁离子浓度变化对洋葱和紫草的影响曲线变化最为显著，而茜草、紫草以低浓度亚铁离子处理时，对络合效果帮助较大；锡离子浓度的高低对茜草染色并无影响，对洋葱染色的影响变化较大。

In this paper, the characteristics and safety of bar gene, PAT proteins and glufosinate were expatiated. The bar gene and glufosinate play important roles in plant engineering, and bar sequences are considered to be as safe as any other DNA in food and have no pleiotropism.

本文对除草剂草丁膦及其抗性基因之一－bar基因及其产物PAT蛋白的一些特性和安全性作了阐述。bar基因及筛选剂草丁膦在植物基因工程中发挥着重要作用。bar基因无多效性，与食物中的DNA一样安全。

Under the different sowing seeds way the soil ulmin, the alkaline hydrolysis nitrogen, the fast-acting phosphorus content present the tendency which in 0-40cm various soil layers increases along with the soil layer depth reduces, take 0-10cm soil layer soil content as biggest; The change tendency which the colleague mixes broadcasts mixes with the interlacing broadcasts the change tendency which the lawn fast-acting potassium presents reduces, after the unicast awnless brome lawn presents falls first, increases again falls, take 0-10cm and 20-30cm soil layer soil content as biggest, is 80, and achieves the extremely remarkable difference with other soil layers between; pH presents increases the tendency.

混播草地上牧草根系死亡后，能在土壤中遗留大量的有机质，在土壤微生物的作用下形成土壤腐殖质，其中有丰富的氮、磷、钾等元素。无芒雀麦，又名禾萱草，无芒草，是世界上分布较广，应用较多的优良牧草；是草地补播和建立人工草地的理想草种。无芒雀麦生长快，竞争力强，在杂草较多的草荒地上种植，也能获得成功，为我国温带和寒温带建造人工草地的当家草种。

Any of various North American perennials of the genus Heuchera having palmately lobed basal leaves and leafless stalk s bearing numerous small greenish,white,or reddish flowers.

矾根草，老鹳草一种北美的矾根属多年生植物，有掌状垂片基生叶和无叶茎，茎上有很多淡绿色、白色或浅红色的小花

Any of various North American perennials of the genus Heuchera having palmately lobed basal leaves and leafless stalks bearing numerous small greenish, white, or reddish flowers.

矾根草，老鹳草一种北美的矾根属多年生植物，有掌状垂片基生叶和无叶茎，茎上有很多淡绿色、白色或浅红色的小花

Type genus of the Juncaceae; perennial tufted glabrous marsh plants of temperate regions: rushes.

灯芯草科模式属；温带地区的一个沼泽植物属，多年生簇生无毛草本植物；灯芯草。

"Any of several species of nocturnal birds of prey, sometimes called monkey-faced owls because of their heart-shaped facial disk and absence of ear tufts ."

草鸮科草鸮属猛禽的通称。面盘心形，无耳羽，故又称猴面鸮。

"Any of several species of nocturnal bird s of prey, sometimes called monkey-faced owls because of their heart-shaped facial disk and absence of ear tufts."

草鸮科草鸮属猛禽的通称。面盘心形，无耳羽，故又称猴面鸮。

Six soil free mixtures (Ⅰ. decayed grass fibre : slag : chicken dung = 3 : 1:1;Ⅱ. Decayed grass fibre: peat: slag2 : 2 :1;Ⅲ Decayed wood fibre: slag: chicken dung3 : 1: 1;Ⅳ. Decayed wood fibre: peat: slag2 : 2 : 1;Ⅴ. peat : slag chicken dung=2 : 1 : 1;Ⅵ. Peat : vermiculite : perlite = 2 : 2 : 1;Ⅶ. Soil.) were used as growth medium for perennial ryegrass turf establishing experiment.

以单一的基质为材料，调制成6种混合无土基质，分别为：Ⅰ3腐熟草质纤维十炉渣＋鸡粪；Ⅱ2腐熟草质纤维＋2泥炭十炉渣；Ⅲ3腐熟木质纤维＋炉渣＋鸡类；Ⅳ2腐熟木质纤维＋2泥炭＋炉渣；Ⅴ2泥炭十炉渣＋鸡类；Ⅵ2泥炭＋2蛭石＋珍珠岩、Ⅶ土壤。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐