我们对农业学的知识至今只限于书本上所说的。
Our knowledge about agriculture has so far been exclusively confined to books.
从人类学的角度来看，探究一些社会采用农业而另一些社会保留狩猎采集者或园艺学家的条件是很重要的。
It is anthropologically important to inquire into the conditions that made some societies adopt agriculture while others remained hunter-gatherers or horticulturalists.
但是有着农业经济学哲学博士的前将军看起来一点也不担心。
Yet the former general with a PhD in agricultural economics appears to be anything but worried.
在论文发表方面，巴西几乎赶上了印度，同时，南美国家的研究人员在农业和生物学方面也处于领先地位。
India has almost been caught by Brazil in terms of the number of papers published, with researchers in the South American country leading the way in agriculture and biology.
多罗斯·伊伯特是哈佛地形建筑学的副教授，她指出城市农业是一个在底特律，纽约，密尔沃基还有其他一些国际大都市里日渐生根的趋势。
Dorothee Imbert, associate professor in landscape architecture at Harvard, pointed to urban farming, a trend that has taken root in Detroit, New York, Milwaukee and a handful of international cities.
工业规模采矿、建水坝、砍伐和农业，以及大气中的碳浓度上升和海洋中的氮浓度增高都是明显的地质学标记。
The geological signal will be clear from industrial-scale mining, damming, deforestation and agriculture, as well as the concentration of carbon in the atmosphere and nitrates in the oceans.
农业是基因组学可能有大作为的另一个领域。
The other area where genomics is likely to have a big practical impact is agriculture.
如果你懂得了农业，那你就真正懂得了穷人的经济学。
So if we knew the economics of agriculture, we would know much of the economics of being poor.
这项发表在《保护生物学》（Conservation Biology）的研究称，自从有记录以来，澳大利亚的农业已经改变或破坏了本国一半的林地以及丛林。
The study, published in the journal Conservation Biology, said that since records began, Australian agriculture had changed or destroyed half the woodlands and forests of the country.
他是农业考古学的专家，和药。
农业管理对土壤群落水平下各种生物之间复杂的相互作用的影响是土壤生态学研究的一个热点。
One of the challenges of research in soil ecology is to understand the impacts of management on the complex interactions of all organisms at the soil community level.
并参考农业土壤学中的含水量分布曲线法解决了干旱盐渍土地区非均质成层土中的毛管水上升高度的测定方法问题。
Also by reference to the moisture distribution curve method existing in agrology a method for measuring the capillary ascension height in stratified ground is developed.
农学，农艺学：农业的一个分支，主要研究土地的管理和作物的生产。
Agronomy a branch of agriculture dealing with soil management and crop production.
在美国，留学生学习人数最少的学课是农业。
In the United States, the area of study with the fewest international students is agriculture.
农业生物学；土壤生物学关于植物养分和与土壤条件相关的生长的研究，尤其是对判定如何增加农作物产量方法的研究。
The study of plant nutrition and growth as related to soil condition, especially to determine ways to increase crop yield .
他是关于农业考古学的一位专家，并且医学。
综述了现代常规农业对土壤的污染、有机农业的特点及有机农业土壤保护措施的生态学原理。
The article introduces the soil pollution from modern agriculture, and the characteristics of modern organic agriculture, and the ecological principle of organic agricultural soil protection.
研究表明，以社会学的观点和方法来研究农业问题有其独到之处。
Researches show that there is originality to study the issue with a sociology point and method.
对于农业多功能的研究，是建立中国农业社会学的一种尝试。
This study is the first attempt to build China's Sociology of Agriculture.
非饱和流动的预报在大气科学，土壤学，农业工程，环境工程和地下水动力学等方面具有重要意义。
The forecast of unsaturated water flow has the important significance in atmosphere science, pedology, agricultural engineering, environment engineering and ground water dynamics, etc.
非饱和流动的预报在大气科学，土壤学，农业工程，环境工程和地下水动力学等方面具有重要意义。
The forecast of unsaturated water flow has the important significance in atmosphere science, pedology, agricultural engineering, environment engineering and ground water dynamics, etc.
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