查询词典 coppice-method
- 与 coppice-method 相关的网络例句 [注:此内容来源于网络,仅供参考]
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He sprang upon them as a lion fastens on the neck of some cow or heifer when the herd is feeding in a coppice.
像一头捕杀肥牛的狮子,逮住一头食草树林的牧牛或小母牛,咬断它的脖子
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The maximum of seeds come forth with the shrub of three coppice shoots remained, but the natural coppiced shrub have the biggest weight of single seed.
程度最轻的调控3克隆株/丛在增加果实数量方面最有效果,果实的单粒重却以自然状态萌生丛为最大。
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For stabilizing theeffect of Hippophae in continueing growth and N2 fixation for longer peried,coppice to Hippophae at 5 years interval is necessary.
为了保证沙棘能持续稳定地固氮、增氮,保持混交林的合理结构和稳定性,剪伐更新是必要的,一般以5年为宜,更新的当年和次年其结瘤固N能力即恢复到造林后的3-4年的水平。
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The coppiced shrub remained two coppice shoots adding the parameters obviously of the number, the total length,1 the biomass of new branch and the number and biomass of leaf. 3. the leaf area decreasing with the increasing of adjusting degree.
在相同的生境下,三种调控措施中对基径、顶梢生长影响最明显的是2克隆株/丛与3克隆株/丛;2克隆株/丛的调控措施明显增加当年新生枝的数量、总长度、生物量以及叶片的数量和生物量;而叶面积随调控措施程度的增加有逐渐减小的趋势。
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One day he was living in a stick-house in the coppice, causing terror to the family of old Mr. Benjamin Bouncer. Next day he moved into a pollard willow near the lake, frightening the wildducks and the water rats.
他经常会头一天住在矮树丛的柴棚里,把本杰明·鲍瑟老先生一家搅得心神不宁,第二天又搬到湖边截去梢的柳树林里,把那些野鸭和水鼠们吓得心惊胆战。
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Meters above sea level there is a large area below the distribution of pine forest, Shan-lin, Mao bamboo, soil is red soil (500 meters) and yellow (50-800 or 100 meters); 800 meters above the Huangshan pine and chestnut, chemical incense, bubble tree forests, mountain yellow brown soil; 1500 meters above the grass, mountain meadow soil coppice.
海拔80米以下分布有大面积马尾松林、杉林、毛竹林,土壤为红壤(500米以下)和黄壤(50—800或100米);800米以上为黄山松林及锥栗、化香、泡树次生林,山地黄棕壤;1500米以上为草丛,山地矮林草甸土。
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To study the effect of nematode-induced forest succession on avian communities, we chose three forest types at different seral stages, including evergreen broad-leaved coppice infested by the pine wood nematode for five years and evergreen broad-leaved forest infested for 12 years, both from Xiangshan County, Zhejiang, and one 40-year-old evergreen broad-leaved forest from Tiantong National Forest Park, Zhejiang.
为了探讨在松材线虫侵袭所引起的森林演替过程中植被结构变化对鸟类群落的影响,我们研究了这此常绿阔叶演替林中的鸟类群落结构。2004年5-6月,我们在浙江省宁波市选择了分别处于3个不同演替阶段的7个样地:包括象山县被松材线虫侵袭5年后的常绿阔叶灌丛和侵袭12年后的常绿阔叶林样地各3个,同时在天童国家级森林公园选择了约40龄的常绿阔叶林样地1个。
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C. lanceolata coppice shoot1. The experiment indicates that to plant Pinus massoniana on Ⅲ- type sites of blanks of fellingCunninghamia lanceolata the measure of reserving
实验表明:在Ⅲ类立地的杉木迹地上营造马尾松,每公顷保留1200-1500株的杉木萌芽条,能起到促进马尾松幼林生长的作用;至7-8年间伐时每公顷可获纯利3800元。
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The Shannon-Wiener index and Simpson index of lichens on trucks at 0– 2.0 m height were 2.71 and 0.89 for the oak coppice, 2.43– 2.45 and 0.88– 0.89 for the secondary P. bonatii forest and Z. bungeanum plantation, and 1.25 and 0.67 for the primary forest, respectively.
树干附生地衣的 Shannon-Wiener 和 Simpson 多样性指数以栎类萌生林最高,分别为2.71和0.89;花椒林和滇山杨林次之,分别为2.43–2.45和0.88–0.89;原生林最低,为1.25和0.67。
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According to their distribution in different regions, divided into ecological corridor, Butterfly Beach, mountain coppice, Guangdong roof, springs lake mountain scenery, the ancient knot-hole mountain village scenery, Xijing Road cave, the park service area eight major scenic spots, all the scenic spots are still in a primordial state of .
根据其分布区域的不同,划分为生态长廊、蝴蝶沙滩、山地矮林、广东屋脊、泉水湖山水风光、古结洞山村风光、西京古道溶洞、公园服务区八大景区,所有景区尚处于原生状态。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。