We get two crops of rice a year.
我们一年有两次稻米收成。
They get two crops of rice a year.
他们一年收获两季稻。
The rice bears two crops every year.
稻子一年收两次。
These different responses could influence the way these two crops would response to high density.
这种不同的响应可能影响两种作物响应于密度的方式。
The result shows that the disease resistance and tolerance of the two crops tend to the same tendency.
结果表明，两类作物的抗耐病性在酶谱上呈现相同趋势。
He compared the yield of solid plantings of corn and soybeans with alternating strips of the two crops.
他把玉米和大豆单一种植的产量和把两种作物交互条播的产量进行了比较。
The resources, environment and production benefits in two crops a year region are analyzed systematically.
系统地测定与分析了一年两熟地区的资源与环境效益和生产效益。
Intercropping dry rice and maize is a kind of planting form that high and low two crops cooperate seasonally.
旱稻、玉米间作栽培是高矮两种作物按一定的种植比例合理搭配的一种栽培形式。
The effort to preserve a wide variety of plant genes in Banks is particularly urgent because many farms now grow just one or two crops.
维护各种各样的植物基因的各项努力显得格外紧急，因为现在许多农场只生长一种或两种作物。
In other time crops coefficient between the two crops of change, it is to produce a crop of the main reason rop water requirement.
在其他时间里作物系数均在两种作物系数之间变化，这是产生作物需水量降低的主要原因。
The Dali fields are very fertile yielding two crops a year, the principal crops being rice, wheat, beans, rape, maize and tobacco.
大理的土地非常肥沃，在这里栽种粮食可以一年两熟，这里的主要作物有大米、小麦、豆类、油菜、玉米和烟草。
Conservation tillage has been used and spreaded in regions of two crops a year in recent years. Evident effects and some experience have been achieved.
近年来保护性耕作技术已在一年两熟地区推广应用，并获得了明显成效也取得一些经验。
There was very similar tendency for the two crops that the 15N recovery rate taken up via leaves was apparently increased as delay of application period.
随生育期推迟，两种作物叶片吸收N的回收利用率均明显提高。
Therefore, an integrated disposition algorithm based on nonlinear programming, which can be suitably applied in two crops a year area in North China Plain, is developed and validated.
本文研究的非线性规划综合配备法，是一种能比较全面地适应华北平原一年两熟耕制的配备计算方法。
An experiment was conducted by intercropping maize and alfalfa to compare the yield, out put value, and photosynthesis of the two crops with those of the monocropped maize and alfalfa.
本实验将玉米与苜蓿间作，研究单作及 间作玉米、苜蓿的产量、产值以及光合作用。
Planting wheat without tillage after maize harvesting is a hard problem through the extension of conservation tillage technology system in the district of two crops one year in north China.
在我国北方一年两熟地区推广实行保护性耕作技术体系过程中，玉米收获后免耕播种小麦是一直困扰的难题。
The chipmunk population increased strikingly due to two successive years of abundant acorn crops in the forest.
金花鼠数量显著地增加，是因为森林里连续两年丰硕的橡子收成。
This could mean a return to smaller fields, with crops planted in grids rather than rows and fruit trees pruned into two-dimensional shapes to make harvesting easier.
这可能意味着回归到更小的田地，农作物种植成网格形，而不是成行；果树修剪成二维形状，以便于收割。
Until I was 12, my family moved around every two or three months, following the harvest of crops in California.
在我12岁之前，我的家人每两三个月就会搬一次家，每次都在加利福尼亚的庄稼丰收之后。
Yuan once said he had two dreams—to "enjoy the cool under the rice crops taller than men" and that hybrid rice could be grown all over the world to help solve the global food problem.
袁曾经说过他有两个梦想——“在比人高的水稻下乘凉”，以及杂交水稻可以在世界各地种植，帮助解决全球粮食问题。
Its cropping season does not clash with other crops, and it requires only two rounds of irrigation, which farmers in small land holdings with little access to water can manage.
其种植季节与其他作物并不冲突，而且它仅仅需要灌溉两次，这样在小块土地上的农民不需要多少水就能够种植了。
Yields of mankind's two most important crops are now almost flat.
人类的两个最重要的农作物的产量现在几乎持平。
The lower image shows the crops about two months later.
下方的图像显示的是大约两个月后的作物情况。
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。
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.
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。
The standoff between these two farmers raises a question: Can genetically engineered crops and organic farms can be good neighbors, no matter where they are grown?
两位农民间的僵局引发一个问题：不论在哪里生长，转基因作物和有机作物都会和平共处么？
There are two types of biodiesel fuel: Fresh or "virgin" biodiesel is made from crops such as soybeans.
目前有两种生物柴油，一种是原始的柴油，也就是从大豆等庄稼中加工提炼的。另一种就是从回收的菜油里提炼的。
This is less common than the first two and crops up in the form of “To be the IBM of the real-estate business” or “To be the Rolls-Royce of the shoe industry”.
这个方法不够前面两个用得广泛，方式是“成为房地产行业的IBM”或者“成为鞋业的劳斯莱斯”。
"I just drank a little bit, but it burned my throat and my mouth, " said Zhao, who tends the crops, cares for her two boys, now 5 and 10, and runs a household of seven.
“我刚刚喝了一点点，但农药象是把嘴和喉咙烧着了，”赵说。这个普通农妇除了要耕种庄稼、照顾丈夫和两个男孩（一个5岁，另一个10岁）以外，还得维持一个7口之家的日常生活。
"I just drank a little bit, but it burned my throat and my mouth, " said Zhao, who tends the crops, cares for her two boys, now 5 and 10, and runs a household of seven.
“我刚刚喝了一点点，但农药象是把嘴和喉咙烧着了，”赵说。这个普通农妇除了要耕种庄稼、照顾丈夫和两个男孩（一个5岁，另一个10岁）以外，还得维持一个7口之家的日常生活。
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