这是世界上一些主要农作物产量增长速度的下降。
This is the decline in the growth in yields of some of the world's major crops.
西非所有从某个未知的日期开始记录的主要农作物都是从其他地方引进的，刚开始是种植水稻和山药。
All the recorded staple crops grown in western Africa were introduced from elsewhere, beginning, at some unknown date, with rice and yams.
翔安区是厦门市主要农作物生产基地。
两种主要农作物是人们食物的主要来源。
One or two staple crops are the chief sources of food intake.
近年来，主要农作物的产量增加速率明显下降。
Rates of grain yield advances through plant breeding programs have apparently declined in recent years.
中国已经在非洲建立了11个研究站来提高主要农作物的产量。
China has set up 11 research stations in Africa to boost yields of staple crops.
而那些黑色的区域可能是农田，主要农作物产出的是小麦和玉米。
The dark regions are mainly agricultural fields, with wheat and corn being the major crops.
大豆是黑龙江省主要农作物之一，在全国占重要地位。
Soybean is one of the major crops in Heilongjiang Province and holds a important position in the country.
大豆是我国的主要农作物，在国民经济中占有重要地位。
The soybean is one of the main crops in China, being the important food, animal feed and the industry raw materials.
主要农作物的大多数基因组序列已经得到测定，其益处也已开始显现。
The genomes of most major crops have been sequenced and the benefits of that are starting to appear.
白族人以农业经济为主，主要农作物是水稻、小麦、豆类和棉花。
The Bai have an agricultural economy, their main crops being rice, wheat, beans and cotton.
介绍了我国主要农作物及其主要病、虫、草害使用农药的市场份额。
This paper deals with major crops and market portion of pesticides controlling major diseases, insect pests and weeds in China.
农情信息是指农业资源、环境与主要农作物的生长过程、状况的信息。
The agricultural condition information includes the information of agricultural resources, agricultural environment and main crops growth condition and yield.
对长春地区主要农作物及背景土壤的微波辐射特性进行了测量和研究。
The paper mainly described microwave radiation characteristics of typical crops and soil.
甘肃省的饮食以当地的主要农作物小麦、大麦、小米、豆子及甘薯为基本原料。
The cuisine of Gansu is based on the staple crops grown there: wheat, barley, millet, beans, and sweet potatoes.
非洲有七、八种主要农作物，生长条件千差万别，而且大约只有7%的可灌溉农田。
There are about 7 or 8 main crops in Africa, because of 7% irrigatable farmland , their growing conditions are different.
据称，中国投资人非常担心必和必拓接管Potash之后将对中国出产的主要农作物的影响。
Reportedly, Chinese investors are worried about what a BHP takeover of Potash would mean for key crops produced in China.
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.
是主要农作物之一，其地下块茎大，圆球形，富含淀粉。生食有毒，但煮熟后可以食用。
It is a staple crop cultivated for its large, starchy, spherical tubers, which, though poisonous raw, become edible with heating.
但是，科学家们很可能会及其聪明的指出，主要农作物的产量应该跟上气候变化的步伐。
But scientists will likely have to be very clever to assure that vital food crop yields keep pace with the coming climate of change.
这家慈善机构预言，到2030年，主要农作物的平均成本将增加120%到180%。
By 2030, the average cost of key crops will increase by between 120% and 180%, the charity forecasts.
英国农民已经在试种杏、桃、扁桃和橄榄；将来，可能也能种植硬质小麦、大豆和玉米之类的主要农作物。
Already British farmers are experimenting with apricots, peaches, almonds and olives; in the future, staple crops such as durum wheat, soya and maize might become viable, too.
天然橡胶和甘蔗是海南主要农作物品种，在海南农业生产结构和农业产值结构中占有重要地位。
Natural rubber and sugarcane are staple crops of Hainan province and they are very important components of Hainan's agricultural production structure and agricultural product output value.
耕地业重点是农作物生产，所需较肥沃的土壤，主要农作物有小麦，大麦，燕麦，甜菜和土豆。
Arable farming emphasizes crop production and occurs on the more fertile soils. The chief crops are wheat, barely, oats, sugar beer and potatoes.
正当全世界各地面临高粮价和农业问题之际，欧洲部分地区的干旱气候已经威胁到小麦等主要农作物的生长。
Dry weather in parts of Europe is threatening production of key crops like wheat - at a time when the world is already battling high food prices and agricultural problems in other areas.
通过实地调查和文献分析，选择不同的秸秆资源评价指标，对吉林省主要农作物秸秆资源进行了调查和评价。
Based on data analysis and field survey, the study chooses various evaluating indices to finish the research and evaluation on main crop straw in Jilin province.
初步筛选出的10种主要农作物包括莴苣、菠菜、胡萝卜、番茄、大葱、水萝卜、胡椒、草莓、药草和卷心菜。
The 10 "prime candidates" are lettuce, spinach, carrots, tomatoes, spring Onions, radishes, peppers, strawberries, herbs and cabbage.
陕西的主要农作物为小麦、小米、棉花、大豆、玉米，其南部出产大米、茶、桐油，丘陵地区主要种植果园。
The chief crops of Shaanxi are Wheat, millet, cotton, soybeans and corn. Rice, tea, and tung oil are produced in the south, and fruit orchards are cultivated in the upland areas.
初步筛选出的10种主要农作物包括莴苣、菠菜、胡萝卜、番茄、大葱、水萝卜、胡椒、草莓、药草和卷心菜。
Thee 10 "prime candidates" are lettuce, spinach, carrots, tomatoes, spring Onions, radishes, peppers, strawberries, herbs and cabbage.
初步筛选出的10种主要农作物包括莴苣、菠菜、胡萝卜、番茄、大葱、水萝卜、胡椒、草莓、药草和卷心菜。
Thee 10 "prime candidates" are lettuce, spinach, carrots, tomatoes, spring Onions, radishes, peppers, strawberries, herbs and cabbage.
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