The occurrence of the key diseases and insect pests in single crop rice system under intensified cultivation has been investigated.
研究了强化栽培单季稻稻田生态系统中水稻主要病虫的发生规律及使用农药防治靶标病虫时对非靶标病虫的影响。
Based on simulated model of JiangNan Double Crop rice, growth and development status of early rice effected only by climate condition in ChangDe Area from1961to2000were simulated respectively.
以江南双季稻生长评估模型为工具，模拟了常德地区1961 - 2000年早稻的生长状况。
主要农作物为水稻。
Thailand is the world's biggest rice exporter, but the floods have wiped out over a quarter of the country's crop.
泰国是世界上最大的大米出口国，但洪水已摧毁该国超过四分之一的农作物。
At the same time adverse and extreme weather conditions can jeopardise rice crop production, which feeds more than half the world's population.
与此同时，不利和极端的天气条件会危及稻谷这一供养着世界一半以上人口的作物的生产。
Fungi blamed for a serious rice disease are in fact not the sole culprits, according to findings that have implications for protecting both a major crop and human health.
研究表明，造成一种严重水稻疾病的真菌实际上并不是唯一的案犯。这一研究对保护水稻这种主要作物和人类健康都有影响。
A study of the rice genome suggests that the crop was domesticated only once, rather than at multiple times in different places.
对水稻基因组的研究表明，这种作物是在一个地区一次驯养完成的，而不是在多个地区经过多次驯养才完成的。
As rice is the most important food crop in the world and maize is the main form of animal feed, these decisions could have a big impact.
由于水稻是世界上最重要粮食作物，而玉米是动物的主要食物，这些决定可能有重大影响。
IT IS the world's fourth-most-important food crop, after maize, wheat and rice.
在世界的粮食作物中，它的重要性仅次于玉米、小麦和稻谷。
Agriculture is based on grain production with rice as the main crop and sugarcane, cole, peanut and tobacco as the main economic crops.
农业以生产粮食为主，水稻是主要作物，经济作物以甘蔗、油菜、花生、烟草为主。
Rice is a resilient crop, and the floods may not do as much damage as some fear.
水稻是适应性强的作物，所以这次的洪水对其造成的破坏可能没有一些人所担忧的那么严重。
Zhang Yuankui had harvested his rapeseed; now he fretted over whether he could plant rice in time for September's crop.
张元贵(音译)已经收获了他的油菜籽，现在他忧心的问题是他是否可以在九月份赶上种水稻。
But that is because the virtues of the world's fourth biggest food crop (after maize, wheat and rice) and its influence on world history are easily overlooked.
不过，这是由于人们很轻易地忽略了这种全球第四大粮食作物(仅位于玉米、小麦和水稻之后)的优点和它对人类历史上的影响的缘故。
He doesn't tell us how much water we should be using to flush our waste or whether the equivalent of a liter of Evian per person for our farmer's rice crop is 10 times or 100 times too much.
他没有告诉我们应当使用多少水来冲洗废物，抑或用等效于每人一公升矿泉水的水量来浇灌农作物到底是超出了10倍还是100倍。
Rice fields were flooded, and part of the crop destroyed.
洪水淹没稻田造成部分庄稼被毁。
Export bans and panic buying, particularly for rice, of which only about 6 percent of the global crop is exported, making international prices more volatile.
——全球作物出口总额仅为总产量的6%左右，出口禁令和恐慌性抢购引起国际粮价波动。
Wheat is the world’s most widely planted crop and accounts for a fifth of humanity’s calorie intake (rice has a similar share; all other foods combined account for the rest).
小麦是世界上被广泛种植的农作物，并且承担着人类五分之一的卡路里摄入量（水稻占有近似的比例，所有的其余食物占有剩余比例）。
And the diversion of a huge chunk of America's corn crop to ethanol production, which has boosted demand for other staples, including rice.
美国把农作物玉米转向生产乙醇产品，同样也加剧了对其他主食的需求，包括大米。
John Sheehy, one of IRRI's crop scientists, plans to screen the institute's collection of 6, 000 varieties of wild rice to see if any of them display a predisposition for C4 photosynthesis.
IRRI农作物科学家之一约翰·希伊计划对该研究所收集的6000种野生水稻进行筛选，以弄清哪些品种易于进行C4光合作用。
Although there's "a definite need to reduce arsenic levels in rice, " says Richard Loeppert, a crop scientist at Texas A&M University in College Station, "it's not an immediate hazard."
德克萨斯州A&M大学所在地的农作物科学家理查德Loeppert说“水稻中的砷含量确实需要降低，但水稻中含砷的问题不会即时对人产生危害。”
Mr.Gunjal said the success or failure of the corn crop, as well as the rice crop, would depend mostly on rainfall this spring and summer, not the shortage of rain this winter.
Gunjal先生说，玉米作物以及水稻作物收成的成败与否主要取决于今年春季和夏季的降水，而不是今年冬天雨水不足。
Vietnam, whose rice crop was hit by a major insect infestation during the harvest, announced a four-month suspension of exports to ensure that enough would be available for its domestic market.
今年的早些时候, 印度宣布为了重建其粮食储备, 暂时停止大部分的大米出口. 短短的几周后,越南由于其稻米庄稼在收成期受到大规模的昆虫灾害袭击, 宣布4个月的大米出口暂停,来保障足够的国内市场供应.
The country's official press is peddling a fantasy in which relief is reaching all the victims and farmers in the delta-the country's main rice-growing region-are already planting their next crop.
该国的官方媒体鼓吹正字把救援送到所有灾民和三角洲地区(该国主要的大米产区)农民的手中，说该地区正在种植下一季的庄稼。
March 15, 2011 - in November 2007, powerful Cyclone Sidr claimed the lives of thousands of people in Bangladesh and wiped out a lot of the country's rice crop.
2011年3月15日—2007年11月，强热带风暴“锡德”夺走了孟加拉国数以千计人的生命，使该国大量水稻绝收。
This trait could increase the world's rice harvest dramatically, since flooding damages some 20m hectares (50m acres) of rice each year out of a total crop of 150m hectares.
这项试验可能使全世界的水稻显著增产，因为洪涝灾害每年破坏2,000万公顷（5,000万英亩）的水稻，而总耕地面积才15,000万公顷。
This trait could increase the world's rice harvest dramatically, since flooding damages some 20m hectares (50m acres) of rice each year out of a total crop of 150m hectares.
这项试验可能使全世界的水稻显著增产，因为洪涝灾害每年破坏2,000万公顷（5,000万英亩）的水稻，而总耕地面积才15,000万公顷。
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