高粱是一种多用途可再生的高能源作物。
欧洲的人口密度更高，所以能源作物的操作空间也较小。
Europe's higher human-population density leaves less space for energy crops.
它也可以被用来种植生物能源作物，它们将取代化石燃料。
It could alternatively be used to grow bioenergy crops, which would displace fossil fuels.
目前，灌溉水源大约有2%用于能源作物，亦即44公吨；
At the moment, about 2% of irrigated water is used to grow crops for energy, or 44km3.
眼下用来培养能源作物约占灌溉水的2%，也就是44立方千米。
At the moment, about 2% of irrigated water is used to grow crops for energy, or 44km3.
增加能源作物的种植将减少可用于粮食生产的土地供应。
The concern, however, is that an increase in biomass plantations will reduce the land available for agricultural production.
约翰·魏德尔警告全球对能源作物的疯狂追求将给贫困人群带来严重影响。
John Vidal warns of serious repercussions to the poor in the global rush for energy crops.
甜高粱生物产量高，适应能力强，被誉为最有希望的能源作物。
High output and strong adaptive abilities make sweet sorghum one of the most promising renewable energy crops.
能源作物为了满足能源需要而种植的作物（如树木、油料作物）。
Energy cropping The growth of plants to be used for energy needs (i. E. Wood, oil-bearing plants).
能源作物，是指经专门种植，用以提供能源原料的草本和木本植物。
Energy crops mean herbal and woody plants specially planted and used as raw materials of energy.
结果，生物能源作物已取代粮食，成为几个欧洲国家最有利可图的作物。
As a result, bioenergy crops have replaced food as the most profitable crop in several European countries.
本月早些时候，能源作物公司Ceres宣称也将利用基因技术从植物中生产塑料。
Earlier this month, energy crop company Ceres said that it intends to use genetic engineering to grow plastics directly in plants as well.
之前的研究表明，由草地转化成玉米地或其他能源作物用地的农田会释放出大量有机碳。
Previous studies predicted massive releases of organic carbon from fields converted from grass to corn or other energy crops.
甜高粱是一种新型的可再生能源作物，用甜高粱生产酒精已引起全世界的重视。
Sweet sorghum is a new type renewable energy crop. It has provoked worldwide attention to produce alcohol from sweet sorghum.
然而，伴随着全球对粮食需求的增长，这将导致能源作物与粮食对土地的竞争。
However, in combination with a global growing demand for food, this could lead to a food-fuel competition for bio-productive land.
使用部分废水处理用于灌溉的能源作物可能会是一个稳固因地制宜选项如果开发。
Use of partially treated wastewater for irrigation of energy crops could be a sustainable option if site-specific recommendations are developed.
有个人对我说，欧盟正在想办法把更多的雨林变成种植园，用来种植生物能源作物。
Someone tells me that the EU is conspiring to ensure that more rainforest can be converted to plantations in order to grow biofuels.
非粮作物甘薯因具有产量大、种植面积广、能量产量高等特点可作为新型能源作物。
Sweet potato, which is non-grain crop, large output, large planting area, and high energy, is used as new type of energy crop.
甘蔗是重要的糖料作物和能源作物，在甘蔗栽培中，氮肥和水分是两个最重要的因子。
Sugarcane is an important sugar and energy crop. In sugarcane production, nitrogen fertilizer and water are two most important factors.
随着传统原料资源量的日渐匮乏，沼气专用能源作物应运而生，其潜力远大于其他资源。
As traditional feedstock resources are increasingly difficult to secure, people have set sights on "energy crop", whose potential is much bigger than that of any other resources.
他注意到许多种海藻与现在用来作为生物能源作物的植物品种相比，可压榨出能源的浓度要高出许多。
He notes that many species of algae pack a far denser punch energy-wise than the plants now used as energy crops.
甜高粱是一种新兴的饲料、糖料和能源作物，生物产量很高，用途广泛，开发利用价值很大。
Sorgo is a kind of new and developing forage, candy and energy resource crop, its biological yield is very high, it has many USES, its developing and using value is very high too.
能源作物青贮后可以长期不霉变、不腐烂，这对于大型沼气企业全年稳定生产具有决定性意义。
Ensiled energy crop does not easily mildew or rot, which is very important to stable production of large marsh gas enterprises.
Ceres能源作物公司的老板理查德·汉密尔顿说他不关心他的作物最后是用在油罐里还是加油站里。
Richard Hamilton, the boss of Ceres, says he is indifferent as to whether his grasses end up in petrol tanks or power stations.
甘蔗是最主要的糖料作物和最有开发潜力的可再生能源作物，而干旱则是影响甘蔗产量的主要限制因素之一。
Sugarcane is a popular sugar crop and most promising regenerative energy crop, but drought is the most important limitation factor for its yield.
其次就是如何转移能源。 比方说，美国的西南部阳光充足，能源作物生长茂盛，生物质能丰富；高原地区风力强劲，风能储量大。
After that, the energy has to be moved from where it is easily gathered, such as the sunny American Southwest or the windy High Plains, to the places it can be used.
其次就是如何转移能源。 比方说，美国的西南部阳光充足，能源作物生长茂盛，生物质能丰富；高原地区风力强劲，风能储量大。
After that, the energy has to be moved from where it is easily gathered, such as the sunny American Southwest or the windy High Plains, to the places it can be used.
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