It is an industrial center in an agricultural region.

它是一個農(nóng)業(yè)區(qū)的工業(yè)中心亚洲入口夜狼在线观看。

A city is S Alberta; center of a large agricultural region.

艾伯塔省南部的一座城市；是一個大的農(nóng)業(yè)區(qū)中心日韩精品毛片中文字幕免费看。

Although the quality of day lily of Qingyang city is best in the whole country, the day lily is planted fragmentarily at the residence, roadside, bank of the canal, low bank of border, and district of field, and also do not form the best product region and suitable planting technology. The product region environment condition of day lily in Qingyang city was analyzed from2001 to 2005, the advantageous product regions of day lily in Qingyang city was planned, and planting technology of day lily was studied. The main result of study were as follows:First. Qingyang city belongs to dry agricultural region, its solar radiation is quite rich, but the water resources is short in all district, the agricultural production depends on the natural precipitation.

生產(chǎn)的黃花菜質(zhì)量在全國名列前茅ww免费视频，但是慶陽的黃花菜多在宅旁、路邊日韩在线成人网站观看、渠岸91亚洲精品国内自产、田邊地埂等零星地進(jìn)行生產(chǎn)国家一级黄色网址，沒能形成優(yōu)勢產(chǎn)區(qū)，對栽培技術(shù)研究也較少国产精品国产三级A√按摩。2001年～2005年我們分析評價了慶陽市黃花菜產(chǎn)區(qū)環(huán)境欧美视频在线观看，進(jìn)行了黃花菜優(yōu)勢產(chǎn)區(qū)區(qū)劃和旱作栽培技術(shù)研究，主要研究結(jié)果如下： 1 慶陽市太陽輻射比較豐富欧美性爱影音先锋俄罗斯，水資源缺乏欧美在线播放你懂的，農(nóng)業(yè)生產(chǎn)靠天然降水，屬旱作農(nóng)業(yè)區(qū)美女福利网站导航，河流大部分水質(zhì)較好911亚洲精品，灌溉水源基本未受到污染。

agriculturist：農(nóng)業(yè)人士;農(nóng)學(xué)家

agricultural region 農(nóng)業(yè)地區(qū) | agriculturist 農(nóng)業(yè)人士;農(nóng)學(xué)家 | agroecology 農(nóng)業(yè)生態(tài)學(xué)

Labour-intensive technology：勞動密集型技術(shù)

可持續(xù)評價:intensive agricultural region | 勞動密集型技術(shù):Labour-intensive technology | 土地集約利用:land intensive use

agricultural regionalization：農(nóng)業(yè)區(qū)劃

agricultural region 農(nóng)業(yè)區(qū) | agricultural regionalization 農(nóng)業(yè)區(qū)劃 | agricultural relief 農(nóng)業(yè)地貌