袁博士寻求一种在不扩大种植面积的情况下提高水稻产量的方法。
Dr Yuan searched for a way to increase rice harvest without expanding the area of fields.
现在，他不仅把所有的6公顷土地都用来种马铃薯，还租来1.6公顷以扩大种植面积。
Now he plants potatoes on all of the six hectares he owns and another 1.6 he has leased.
在过去15年里，美国的农场主们看到了两个截然不同的发展趋势：虽然转基因作物的种植面积扩大了，但对有机作物的市场需求却有了小幅的增加。
America's farms have seen two divergent trends over the past 15 years: the rise of GM crops and, on a smaller scale, an expanding market for organic products.
棕榈树是一种热带植物。热带地区常常为了扩大棕榈园种植面积而砍伐热带雨林。
Palm trees grow in tropical regions, and tracts of tropical forests are often cleared to make room for plantations to meet export markets.
SEKAB还计划将包括Rufiji等地在内的种植园区面积扩大到400 000公顷。
SEKAB furthermore aims to expand to 400, 000 hectares or more to include also areas in Rufiji.
玉米作为粮食和饲料兼用的高产高效作物，今后的种植面积应进一步扩大。
Maize, as a high-efficient crop of high yield for the grain and feed, the cultivated area in the future should be further expanded.
在南美洲，大豆种植面积迅速扩大，这可能会导致未来20年热带森林和热带草原面积减少2200万公顷(5400万英亩)。
Rapid expansion of soybean plantations in South America could displace 22 million hectares (54 million acres) of tropical forest and savanna in the next 20 years.
今年我们的种植面积将扩大一千亩。
果园种植面积扩大。
联合国粮农组织决定参与扩大袁隆平的高产量杂交水稻种植面积的工作，该组织认为这是提高世界粮食产量的最佳途径。
The UN FAO has decided to get involved in the work of spreading the coverage of Yuan's high-yield hybrid rice, which it considers the best way to increase the world's grain output.
选用专化抗性品种人为地单一扩大其种植面积以防治小麦条锈病，将迅速导致品种的专化抗性失效。
A special resistance cultivar grown and spread solely in a certain area to control wheat stripe rust will cause the original resistance invalidation rapidly.
随着蔬菜种植面积不断扩大，在节水农业研究中愈来愈显示出其重要性。
Water saving study concerning vegetable cultivation is showing more and more importance with the ever increase of vegetable growing area.
随着农业产业结构的进一步调整，鲜食玉米以其营养价值高，风味独特，深受消费者青睐，种植面积逐年扩大。
With the adjustment of agricultural structure, the cultivated area of waxy-co rn has become more and more popular be-cause of its high nutritive value and special flavor.
在七十年代中，豇豆的生产增长了25%以上，而种植面积几乎扩大了70%。
Production of cowpeas grew by more than 250 percent during the 1970s, while the area planted expanded by almost 70 percent.
对粘木的保护应采取采种育苗，扩大其种植面积的保护措施。
The protective strategies of collecting seeds for breeding and enlarging planting area should be carried out.
近年来，随着转基因棉花的推广和种植面积的不断扩大，其安全性已引起世界各国科学家的关注。
In recent years, along with the spread and increasing growing area of transgenic cotton, its safety is more and more becoming concerns of scientists all around the world.
玉米、马铃薯种植面积扩大，春小麦种植面积减小，玉米种植界限向北延伸等与气候变暖的关系密切。
Climate warming was closely interrelated with expanding of planting areas of maize and potato, decreasing of planting areas of spring wheat and the northward extension of maize planting boundary.
近年来，由于阴雨潮湿的年份增加以及穗发芽抗性较弱的白粒品种种植面积的扩大等因素，生产上的穗发芽现象日趋严重。
In recent years, the increasing of atmosphere moisture and development of white-grained wheat makes the Pre-harvest sprouting of wheat more and more serious.
经济作物桑、茶、棉花、甘蔗、烟草，种植面积扩大了，当时已经成为商品。
Sang cash crops, tea, cotton, sugar cane, tobacco, planted area expanded, was already become a commodity.
成为辽宁省当前比较优良的一个大豆品种，种植面积正在迅速扩大。
At present it has already become a fine variety of soybean in Liaoning province. Its planting areas are quickly ext...
随着城郊种植结构的调整，早熟覆膜马铃薯的种植面积还将进一步扩大。
According to the planting structural readjustment in suburb area, the area of early mature mulch with film potato is going to be increasing.
我公司从现有的甘蔗种植园获取原料并计划扩大该区域的甘蔗种植面积。
They are to source their feedstock primarily FROM existing sugarcane plantations in the vicinity, but are also planning to develop expansion areas to be developed by the company itself.
我公司从现有的甘蔗种植园获取原料并计划扩大该区域的甘蔗种植面积。
They are to source their feedstock primarily FROM existing sugarcane plantations in the vicinity, but are also planning to develop expansion areas to be developed by the company itself.
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