Practices such as these are not sustainable forlong periods of time and as such it is necessary to adapt farming practices tointegrate with natural systems over which they are imposed.Most of the plants used in modern agriculture are exotic to the North Americanprairie system and as such it ...
prairies 英[ˈprɛəriz] 美[ˈpreriːz] 词性:名词复数 级别:雅思无特定级别(高中词汇) 中文释义:(尤指北美的)大草原(prairie的名词复数) 英文释义:a treeless grassy plain, especially in North America(尤指北美的)无树的大草原 记忆技巧:这个单词是prairie的复数形式,可以记忆为“prai+ries”,...
Shrub expansion has occurred in other environments, like semiarid grassland, and tall grassprairies. 灌木的扩张也发生在其他环境中,比如半干旱草原和高草草原。 4. Vaulting the sea, theprairies´ dreaming sod. 横亘海上,草原的梦土。 5. Have you been to theprairiesin North America?
Have you been to theprairiesin North America? 你去过北美洲的大草原 吗 ? 互联网 The park contains lakes,prairies, and pine forests. 这座公园内有湖泊 、 大草原及松树林. 互联网 Herders are emotionally attached to theirprairies. 牧民从感情上依恋他们的草原. ...
In the wheat belt of central western New South Wales, Australia, 90% of the native vegetation has been cleared and over 99% of the tall grass prairie of North America has been cleared, resulting in extreme habitat fragmentation. 在澳大利亚中南部南威尔士的玉米带,90%的原始植被都被砍伐; 99%...
North American Prairie Grassland These grasslands can be roughly divided into tall grass prairie in the east, short grass prairie in the west and mixed grass prairie between the two. This reflects increasing aridity from east to west. For thousands and possibly millions of years, fire has been...
Prairie Conservation: Preserving North America's Most Endangered Ecosystem William Least Heat-moon, who became intimately acquainted with these very same prairie hills during the writing of PrairyErth, wrote of the process: "It's not that I had to learn to think flat - the prairies rarely are...
There are an introduction and an epilogue, and 8 main chapters which cover: the historic role of fire in North American grasslands; the response of Andropogon gerardii to fire; fire in central North American grasslands; small mammals and grassland fires; the effects of fire on c...关键词:...
(Placename) the Canadian provinces of Manitoba, Saskatchewan, and Alberta, which lie in the N Great Plains region of North America: the chief wheat and petroleum producing area of Canada Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 199...
Wild orchids of the prairies and Great Plains region of North America The article reviews the book "Wild Orchids of the Prairies and Great Plains Region of North America," by Paul Martin Brown. Coleman,A R. - 《Annals of Botany》 被引量: 1发表: 2007年 Wild Orchids of the Prairies and...