The community structure of arthropods both in heterogenous and in monotogenous habitat in two-crop paddy field area was studied with the suction sampler.
用吸虫器采样法，对双季稻区中处于多样化生境及单一生境中的两类稻田中的节肢动物群落结构特征进行了比较研究。
In Pakistan and India, two of the nations that benefited most from the new crop varieties, grain yields more than quadrupled over the period.
在巴基斯坦和印度，这两个从新粮食作物品种中受益最多的国家，在那段时间粮食产量增长了四倍以上。
The Alberta canola crop is two to three weeks behind development, Pauly said, while the Canadian wheat Board estimated on Monday that Western Canada wheat and barley crops are at least 10 days behind.
亚伯达油菜籽作物比正常情况下的生长慢两到三个星期，虽然在周一加拿大小麦局预计加拿大西部的小麦和大麦作物至少比正常情况下的生长慢10天了。
Remarkable yield difference was found between the two experimental plots with row spacing of 30 versus 60 cm, the former giving 30% higher crop.
这两块行距为30公分和60公分的实验地中产量有显著差异，前者高出30%。
Since Brazil relaxed price and production controls on sugar cane two decades ago, its crop has increased by two and a half times.
自二十年前巴西放松对甘蔗价格和生产方面的控制以来，甘蔗产量增长了2.5倍。
The organization then took that knowledge and used conventional breeding techniques as well as marker-assisted selection to derive two new varieties of the crop.
然后该组织利用这种知识，并使用常规育种技术以及标志协助选育，获得两种新的作物品种。
Even differences in growth patterns between two varieties of a crop — the way leaves are arranged — can affect reflectivity.
即使是花纹的不同也可以影响反射率。这是叶子“天生的”能力。
Otherwise, there are some information demonstrated that in the past's two years, the European agriculture suffered the drought, the raw silk crop underproduction.
另外，还有资讯显示，在过去的两年里，欧洲农业遭受天旱，生丝收成减产。
I was stunned by two things: the size of the crowd and the size of the corn crop.
两件事情令我目瞪口呆：一、人群的规模，二、玉米地的规模。
Two years age, Africa lost more than half its cassava crop — a key source of calories — to the Mosaic virus.
两年前，花叶病毒使非洲损失了超过一半的木薯，而这种作物是当地人的主要食物。
Two years age Africa lost more than half its cassava crop — a key source of calories — to the Mosaic virus.
两年前，花叶病毒使非洲损失了超过一半的木薯，而这种作物是当地人的主要食物。
What is more, Zynga depends on two other firms, Amazon and Facebook, like the cabbage crop depends on the rain.
此外，就像卷心菜收成要靠风调雨顺，Zynga还得仰仗另两家公司亚马逊和Facebook过活。
Enyasu would usually harvest at least two bags of sorghum from his one-acre garden, but now he is only likely to get three basins after much of the crop failed.
Enyasu应该像往常那样从他那一公顷花园里收获至少两口袋高梁，但是现在好像只收获了三盆左右，因为大部分作物都枯萎了。
The researchers studied climate trends and global crop production from between nineteen eighty and two thousand eight.
研究人员研究了1980年到2008年期间气候变化趋势和全球粮食产量之间的关系。
Several decades ago, in may father's time, almost a ll the pearls were a two-year crop, sometimes even 3 ye ars.
几十年前在我父亲的年代里，几乎所有的珍珠都要养2年甚至3年。
这种作物连续两年歉收。
Sugarcane is an important sugar and energy crop. In sugarcane production, nitrogen fertilizer and water are two most important factors.
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。
Crop information also can be divided into two classifications: point information and regional information, based on the representative areas of the taken information.
而根据采集信息所代表的范围，则可分为点源信息和区域信息两类。
Two oof the leading growers, Giuseppe Moldova and Riccardo Brabante, tell me that they have been expecting a splendid crop this year and harvesting has begun earlier than usual.
两个种植大户——朱塞皮•摩尔道瓦和里卡多·布拉班特告诉我，他们一直期待着今年年获得一个大+收，收割工作比往年开始得要早些。
The irrigation benefit function of crop is coordinating gene of two levels of models.
两层模型之间的协调因子为作物效益函数。
The activity duration of crop is about 40 days, two times the period.
作物旺盛生活期为40天，相当于两个周期。
The specialized farms with large scale are the main production bodies, engaging in grain crop industry, sheep industry, cattle industry or holding two or three industries concurrently.
以专业化的大型农场为主体，从事谷物种植业、养羊业、养羊牛业或兼营以上两种或三种。
The continuous rain set back the harvesting of the wheat crop by two weeks.
连续的雨设置了收获麦子庄稼在二个星期以前。
Water and nitrogen are the most important two factors for crop production in agriculture practice. Continuously, people paid close attention to the relationship between two factors.
水分与氮素是农业生产实践中对作物生产影响最大的两个因素，在作物生长过程中二者的相互关系一直为人们所关注。
The main crop in southern China is rice, which could be harvested for two times per year, or three times every two years here.
中国的南方一带的主要农作物是水稻；这个地方的水稻可达到一年两熟或是两年三熟。
The main crop in southern China is rice, which could be harvested for two times per year, or three times every two years here.
中国的南方一带的主要农作物是水稻；这个地方的水稻可达到一年两熟或是两年三熟。
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