根据微生物数量计算的土壤营养指数表明,4种草林系统的营养级别都极低,土壤营养指数仅0.003~0.014。
The soil nutrient index calculated from bacterial population indicated that the nutrient levels of the four grass-forest systems were very low, only between 0.003 and 0.014.
海獭的减少会使海胆的数量增加,因为海獭以此为食,从而增加海胆对海藻林的食草压力。
Fewer otters would have allowed sea urchin populations on which the otters preyed to expand and the urchins' grazing pressure on kelp forests to increase.
创始人泰勒·柯林斯和他的妻子凯蒂·福雷斯特曾是耐力运动员;现在他们是食草肉类的倡导者。
Founders Taylor Collins and his wife, Katie Forrest, used to be endurance athletes; now they're advocates of grass-fed meat.
他们站在长满了新叶子的山毛榉林里,绿色的车叶草在他们的脚下散发着香气;淡红的秋牡丹在这一片绿色中显得分外的华丽。
And they stood in a beech-wood that had just put on its first green, where the woodroof* at their feet sent forth its fragrance, and the pale-red anemony looked so pretty among the verdure.
《分子植物育种》于2003年创刊,刊登的论文涉及水稻、小麦、玉米、油菜、大豆、棉麻、薯类、果树、蔬菜、花卉、茶叶、林、草等植物。
《Molecular Plant Breeding》started in 2003, It involved rice, wheat, maize, rape, soybean, cotton, potato, fruiter, vegetable, flower, tea, woods and grass of published papers.
通过对试验数据的回归分析,建立了林灌地和封禁草灌地在短历时暴雨条件下的土壤水分入渗经验模型。
By the regression analysis of date observed from this experiment, a model of infiltration for forest-shrub land and grass-shrub land was constructed.
本研究中提取北京山区的森林景观分布,叠合植被覆盖图,结合NDVI图,将其分为阔叶林、针叶林、灌草和混交林。
The study extracted the image of the distribution of forest landscape and overlay with forest coverage map. Broadleaf forest, conifer forest , mixed forest and shurb are classified with NDVI.
亚热带常绿与落叶阔叶混交林、亚热带常绿针叶林、灌丛草坡分布较少。
Subtropical evergreen and deciduous broad-leaved forest, subtropical evergreen coniferous forest, shrub grassland were less distributed.
目的观察乌体林斯(草分支杆菌注射液)预防糖皮质激素(激素)敏感型肾病综合征(SSNS)复发的疗效并探讨其机制。
Objective To observe the effects of Wutilinsi injection(Mycobacterium phlei injection) on anti-relapse in steroid-sensitive nephrotic syndrome(SSNS) and investigate its mechanism.
适荫性:杰克林爱尔兰林克斯混合草种是一个有多种优质草组合在一起的,如细羊茅。适宜种植于有荫区域。
SHADE ADAPTATION: Jacklin Irish Links Mixture teams together components such as fine fescues that will work in lightly shaded areas.
对为保护生态环境,退耕还生态林、草的特产品收入,在10年内免征农业特产税。
For farm products produced in the process of environmental protection and returning farmlands to forests and grasslands, they will enjoy a 10-year suspension from income tax.
生态环境综合治理是通过防止土地沙漠化,因地制宜集中连片发挥林、草永久性屏障作用。
Ecological environment should be harnessed through controlling land desertification and utilizating woodland as permanent nature defence.
这里有食肉的猪笼草,外国的喜林芋,和厄瓜多尔的兰花,这种兰花就是《恐怖小店》电影里那种邪恶植物的原型。
There are carnivorous pitcher plants, exotic philodendrons and orchids from Ecuador that resemble the menacing flora from "Little Shop of Horrors."
分析了林、草在沙区生态环境中的作用及如何进行还林还草;
Then, the action of restoring forest or grass and its method are analysised.
世上罕有的陆地龟,马达加斯加人为了让他们饲养的家畜所吃的草更加繁盛而放火烧林,使得这种漂亮的动物逐渐减少。
One of the rarest land tortoises in the world, this beautiful animal has been diminished by the fires which Malagasy farmers use to promote the growth of grasses that their cattle like to eat.
该产品十分林的环保方法,内联企业,一,近年来,导致她用鱼皮,作为皮革的替代拉菲草。
The products are very much inline with Lin's environmentally friendly approach to business, one that in recent years has led her to use fish skin and raffia as replacements for leather.
历史上的海河流域山区曾经草深林密。
In the history, the mountain area of the Haihe River valley was a dense forest.
摘 要:本文对“林水之争”、“林草之争”进行了深入的剖析,并提出了实行水利工程和生物工程相结合、乔灌草相结合的办法。
The paper analyses competition of forest and water and grass, and put forward the way to combine water project with forest project, and combine forest project with grass project.
疏林草地乔灌草混交林,风速居中,温度居中,冬季湿度高;
Arbor tree dense forest's wind speed is big, temperature is low, humidity is center in winter;
疏林草地乔灌草混交林,风速居中,温度居中,冬季湿度高;
Arbor tree dense forest's wind speed is big, temperature is low, humidity is center in winter;
应用推荐