The occurrence of the key diseases and insect pests in single crop rice system under intensified cultivation has been investigated.

研究了强化栽培单季稻稻田生态系统中水稻主要病虫的发生规律及使用农药防治靶标病虫时对非靶标病虫的影响。

youdao

The staple crop is rice.

主要农作物为水稻。

《牛津词典》

At the same time adverse and extreme weather conditions can jeopardise rice crop production, which feeds more than half the world's population.

与此同时，不利和极端的天气条件会危及稻谷这一供养着世界一半以上人口的作物的生产。

youdao

Most of the research centered on rice, an important crop in those three West African countries.

VOA: special.2010.03.23

And it's from low-flying airplanes each spring that pilots sow the rice crop by tossing seeds from 900-kilo bags into the wind.

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Uruguay's cattle have largely escaped, but 10% of its main grain crop, rice, has gone.

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The current rice crop (farmers grow two a year) is half what it should be.

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And this year a better rice crop may bring down prices, alleviating some of the burden.

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