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- Excessive fertilization was one of the main factors to cause low nutrient use efficiency and degrade soil quality in intensive vegetable planting system. 摘要过量施肥通常导致集约化菜田土壤质量劣化、养分利用效率低及环境风险增加。
- Compared with many other eutrophic lakes with similar or even lower nutrient concentrations, phytoplankton biomass in Lake Donghu was much lower. 相对于东湖较高的营养盐含量，其浮游植物生物量相对较低。
- In addition ,of all tested samples, protein of Castanea crenata had the lowest nutrient value and double bearing Castanea mollissima was highest. 此外，所有被测样品中，日本栗的蛋白质营养价值最低，二次结实板栗产最高。
- Comparedwithmanyother eutrophic lakeswith similaror even lower nutrient concentrations, phytoplankton biomass in Lake Donghu was much lower. 相对于东湖较高的营养盐含量,其浮游植物生物量相对较低。
- Because of the high acidity, low nutrients content, aluminum toxicity and potential heavy metals pollution, oil shale waste slag has negative effects on the normal growth of plants. 油页岩废渣因酸度高,养分含量低,并存在一定程度的铝毒和重金属污染等,使得植物很难在其中正常生长发育。
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The singer forced his low notes. 那位歌手勉强唱出低音。
- He because of bashful but low head. 他因羞愧而低下了头。
- The ship lay keeled over at low tide. 那艘船因退潮而倾覆。
- My home town lies low in a hidden valley. 我的家乡位于一个隐蔽的山谷里。
- Low grades are getting Hellen down. 低分数使海伦闷闷不乐。
- After a brief rally share fall back to a new low. 股票经过一次短暂回升后回落到一个新的低点。
- Talking in a low voice were a man and a woman. 低声讲话的是一男一女。
- Judy bent her face low over the notebook. 朱迪把脸凑近笔记本。
- The food should be kept at low temperature. 这种食品应低温保存。
- The publisher paid his hacks low. 出版商付给他雇佣的文人很低的费用。
- Winter is the low season at seaside hotels. 冬季是海滨旅馆业的淡季。
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- The economy of the country is at a low ebb. 该国的经济处於衰退阶段。
- Optimal nutrient soil area 最佳营养面积
