这些国家可以通过开垦新的耕地来增加粮食产量。
These countries could presumably boost food output by taking in some new land.
要增加粮食产量，必须增加对农业的投入，保持适度规模的粮食种植面积。
To raise grain yield it is necessary to increase the investment in agriculture and to ensure proper scale of growing area under grain crops.
南亚的孟加拉国希望促进与中国在杂交水稻项目上的合作，以增加粮食产量，实现自给自足。
Bangladesh hopes to further cooperation on a hybrid rice project with China in order to increase food production and realize food sufficiency in the South-Asian country.
实证结果显示粮食“绿箱”支持政策与市场价格支持政策均有增加粮食产量的作用。
The result demonstrates that the grain Blue Box and Market Price Support policies all have the function to increase the grain yield.
农民需要所有的“科学进展”——耐旱玉米品种、获取灌溉、化肥和植物药品——以增加非洲的粮食产量。
Farmers need all the "updates from science" - drought-resistant maize varieties and access to irrigation, fertilizers and veterinary medicine - to increase Africa's food production.
二期项目实施期间，年人均粮食产量从365公斤增加到591个公斤。
During the second project period, per capita grain output increased from 365 kg to 591 kg per year.
自1990年以来，中国的粮食产量已经基本上稳定了，但是化肥的使用——主要是通过农业补贴的形式——却增加了40%。
Since 1990 Chinese grain production has been roughly stable but the use of fertiliser-which is heavily subsidised - has risen by about 40%.
世界粮食产量要增加70%，才能到2050年养活90多亿人口。
World food production will need to increase by 70 percent to feed a population of over nine billion people in 2050.
全年粮食产量52850万吨，比上年增加2690万吨，增产5.4%。
The total output of grain in 2008 was 528.50 million tons, an increase of 26.90 million tons or up by 5.4 percent over the previous year.
然而，近期粮食涨价部分原因是由于生产生物燃料的粮食产量增加，伤害到城市贫民的实际收入。
However, the recent increase in grain prices - partly due to increased grain production for biofuels - is hurting real incomes among the urban poor.
尽管目前粮食需求在增加，主要粮食产量增幅却在下降，从1980年的3%左右降至目前的1%。
But while demand for grains is increasing, growth rates for yields of major grains are declining-from around 3 percent in 1980 to 1 percent today.
粮食产量可能仍在增加，但涨幅小了很多，甚至这种缓慢增加都可能出现停滞。
Yields may still be growing, but more slowly, and even that slower growth can no longer be taken for granted.
联合国粮农组织估算，到2050年粮食产量必须再增加一半，而肉类的产量则不得不翻番。
The UN’s Food and Agriculture Organisation (FAO) reckons grain output will have to rise by around half but meat output will have to double by 2050.
未来几年，这些国家和地区粮食消费的增加也有可能会迫使农民使用更多的花费以达到粮食产量最大化。
In the coming years, rising food consumption is expected to force farmers to use more fertilizer to maximize yields.
粮食需求在增加，但粮食产量增幅却在下降
Food Demand Is Growing While Growth Rates for Yields Are Falling
增加水稻粒重是提高粮食产量的有效途径。
The grain weight is a effective component in the improvement of rice yield.
库伦旗经过15年重点治理，粮食产量明显增加。
Through 15 years' major harnessment in Kulun county, the grain production has been increased obviously.
尽管天气不好，但粮食产量并未下降，甚至比去年还略有增加。
In spite of the unfavorable weather, the grain output of the farm kept up and even increased a little than last year.
粮食产量增加了三倍。
这一粮食产量的增加意味着仅占世界7%耕地的中国养活了世界上22%的人口。
These increased harvests mean that 22% of the world's people are fed from just 7% of the world's farmland in China.
那个村的粮食产量比1978年的增加了两倍。
The grain output in that village was twice over that of 1978.
那个村的粮食产量比1978年的增加了两倍。
The grain output in that village was twice over that of 1978.
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