Based on experiments, we analyzed and discussed the principles of Urea-N transformation and transport under drip-irrigation in the greenhouse.

在试验的基础上，分析讨论了温室滴灌条件下尿素氮运移分布和转化规律。

youdao

The field experiment was conducted to study the effect of organic N and mineral N combined application proportion in greenhouse celery production.

研究了田间试验条件下有机N与无机N不同配比对温室芹菜生产的影响。

youdao

The experiment was carried out to study the effects of different N and K fertilization levels on growth, development and yield of tomatoes in the greenhouse.

研究了不同的氮钾肥处理下日光温室番茄生长发育和产量的变化情况。

youdao

The agency says the new report, Inventory of U.S. Greenhouse Gas Emissions and Sinks, was submitted to the U.N.

NPR: EPA Methane Report Further Divides Fracking Camps

But the bill finding the most support among power companies, including American Electric Power, one of the nation's largest emitter of greenhouse gases, is a measure sponsored by Senators Jeff Bingaman, D-N.

FORBES: Magazine Article

But the bill finding the most support among power companies, including American Electric Power (nyse: AEP - news - people ), one of the nation's largest emitter of greenhouse gases, is a measure sponsored by Senators Jeff Bingaman, D-N.

FORBES: Wait And See