rainfed

旱作的
常用释义
旱作的

扩展信息

雨养
结果雨养(rainfed)环境下的小麦的产量,从每公顷50公担,减为36公担。造成高温的原因,则可能包括滥垦、都市化、工业化 …
雨养条件下
雨养条件下(rainfed):郑州,昌平,杨凌和乌鲁木齐其平均最高生物量分别为18.7,6.6,5.1,和2.8t/ha。相应的籽粒产量分 …
看天田
因为其中一半棉田是在德州的看天田(rainfed),所以此一区域因乾旱而弃耕比例高於过去统计数字。因而本年度美国棉田收成面 …
看天
...tta(1981),稻之栽培按水供给之不同可区分成看天(rainfed)与灌溉(irrigated)两大类[看天田又可分成旱田(upland)、看天水田(ra…

例句

It was also found that some genotypes showed higher yield potentialities under irrigated condition than rainfed condition.

同时还发现部分抗旱种质资源在灌水条件下有较大的增产潜力。

"Rainfed agriculture in marginal areas in semi-arid and sub-humid regions is mostly at risk, " he explained.

“在半干旱和半湿润区域,边际地区的旱作农业受威胁最大,”他解释道。

India could lose 125 million tons of its rainfed cereal production -- equivalent to 18 percent of its total production.

印度的旱作谷物产量可能会损失1.25亿吨,相当于其总产量的18%。

One came up with a drop in rainfed-maize yields of 30%.

有研究显示旱作玉米产量下降30%。

More use of conservation tillage can assure that available water reaches the plants in drought-prone, rainfed areas.

如果更多地采用保墒耕作方式,可以保证可用水资源为干旱频发和雨浇地区的农作物所用。

The yield of late rice was lower than that of early rice under rainfed condition.

雨养条件下晚稻产量普遍低于早稻产量。

Rainfall can increase the speed of fixing carbon on the level of canopy and leafs in rainfed region.

降水使半干旱雨养农田冠层和叶片水平上的固碳速率均有提高;

Water management pattern in Fuji apple orchard under differentannual precipitation on Weibei rainfed highland in 1995~1997 was studied.

于1995年~1997年对渭北旱原红富士苹果园不同降水年型水分管理模式进行了研究。