主根

The development of horizontal growth of the parasitized host was quickened, and the same time, C. deserticola began to differentiate and develop.

被寄生后的奇主根横向发育加快，同时肉苁蓉植物体开始分化和发育。

The treatments with suitable concentration of brassinolide sprayed on leaves of peanut at blossom stage could promote obviously the activity of nitrate reeducates and the content of dissoluble protein and dissoluable sugar in leaves, and increase the activity of roots.

花针期喷施适宜浓度的8R，能显著提高花生的硝酸还原酶活性及叶片可溶性蛋白质和可溶性糖的含量，使主根的根活力增强。

And Changbai larch(Larix olgensis A.Henry)atdoubled CO2 concentration at seedling stage in growth-chamber and WI,HI of several dorminanttree species in MBKPF(1)Under 700μl·1-1 concentration of CO2,the stem height, stem diameter,main root length,root/shoot ratio and the relative proportions of biomass in root,stem and leaf of the seedlings ofKorean pine and Changbai larch had no significant change.

在700μL·L-1CO2条件下与正常浓度下相比较，在一个生长季后，红松、落叶松幼苗的苗高、地径、主根长、根茎比及生物量在根、茎、叶各器官中比例，差异不显著，对落叶松的侧枝数有影响；在第一、二次试验中，落叶松幼苗的平均每株生物量比在正常CO2浓度下大12.2％、14.2％，而红松幼苗的生物量分别减少3.9％、12.8％；红松、落叶松针叶叶绿素含量以及叶绿素a的相对含量在高浓度CO2下受到影响。

Contractile roots : they pull bulbs or corms of monocots , such as hyacinth and lily , and some taproots , such as dandelion , deeper in the soil through expanding radially and contracting longitudinally.

收缩根 ：他们把灯泡或球茎单子叶植物在这样的风信子和百合花，有的主根，如蒲公英，纵向放射状和承包更深的土壤中，通过扩大。

They include some taproots and tuberous roots.

它们包括一些主根和块根。

Elsewhere, trees must send taproots deep into the hard baked desert soil to draw on underground water.

其它地方树木的主根必须深入受炙烤而坚硬的沙漠底部的土壤以吸取地下水。

Trees that have well developed taproots are well equipped to withstand wind storms.

有粗大主根的树能经得住大风暴的袭击。

Elsewhere, trees must send taproots deep into the hard baked desert soil to draw on underground water.

其它地方树木的主根必须深入受炙烤而坚硬的沙漠底部的土壤以

Seaweed fertilizer could promote the development of leaves and lateral roots but inhibit the elongation of taproots.

作用浓度下的海藻肥在处理初期可促进新叶和侧根发生，而对主根伸长有明显抑制。

Elsewhere, trees must send taproots deep into the hard baked desert soil to draw on underground water.

8ttt8地方树木的主根必须 ssbbww。 c om 深入受炙烤而坚硬的沙漠底部的土壤以吸取地下水。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。