Soil quality - classification of the nutrient supply conditions of soil 土壤质量.土壤的营养供给条件的分类
The ramifications of such effects are ground water protection , erosion control and improvement of the soils ' nutrient supplying abilities 这些效果归根结底能保护地下水、控制侵蚀和改善土壤养分供应能力。
Since most fertile lands have been cultivated , the expansion of the agricultural land has been extended to marginal and problem soils with poor nutrient supply 因为大多数肥力较高的土壤都在进行种植,所以增加农业耕地面积只有向边际地区和土壤养分含量低并存在某些问题的土壤上扩展。
The comparison of two rates of n application based on the adequate p , k nutrient supply indicated that under conditions of various planting densities , high n application always increased yield within a narrow range for " luyu 2 " 在施磷、钾养分充足的基础上比较两种施氮量表明在不同种植密度下,鲁玉2号高施氮量总是在较窄的范围内提高产量。
Species interactions between bloom microalgae and other algae play essential roles in affecting the phytoplankton sequence either by competing for the available nutrient supply or by secreting extracellular organic substances ( allelopathy ) into the environmental medium 根据生态系统中的食物链关系,通过引人赤潮生物的天敌来防治赤潮也是一种治理方法。
nutrient: adj. 营养的,滋养的。 n. 营养物,营养品,养分, ...supply: adv. =supplely. nutrient: adj. 营养的,滋养的。 n. 营养物,营养品,养分,养料;营养剂。 nutrient broth 肉汁。 nutrient medium 培养基。 nutrient broth; nutrient houillon: 肉汁培养基a supply: a电源a-supply: a-供应supply: vt. (-plied) 供给;供应;配给;补充,填补,弥补(不足、损失等)。 Cows supply us (with) milk. 母牛供给我们牛奶。 The cow supplies milk. 这头牛有奶。 supply the market 供应市场。 supply a demand 满足要求。 supply a want 弥补不足。 supply an office 代理职务。 supply the place of 代替。 n. 1.供给;供应,给养;军需;补充;〔常 pl.〕供给物,供应品;生活用品;补给品;存货;贮藏(量);(储备)物资。 2.[废]代理者,代课教员,代理牧师。 3.〔pl.〕粮食,口粮;〔pl.〕经费,(个人)开支[生活费]。 His father cut off the supply. 他父亲停止了他的生活费。 a supply and marketing cooperative 供销合作社。 an inexhaustible supply of coal 无穷的煤贮藏量。 the Committee of S- (英国下院的)预算委员会。 economize the household supplies 节省家用。 have a good supply of 备有许多…。 in short supply 供应不足。 line of supply 【军事】供应线,补给线。 short supply 供不应求。 tension in supply 供应不济,供应紧张。 the free supply system and the wage system 供给制和工资制。 the law of supply and demand 【经济】供求规律。 adv. =supplely. supply for: 把……供给supply s: 供给函数supply to: 为...提供supply with: 供给例如; 以...供给supply(to): 供给(动词)a form nutrient: 一种营养成分a nutrient for the stomach: 补中; 益中active nutrient: 活性养分algal nutrient: 藻类营养物algotrophic nutrient: 藻体营养available nutrient: 可利用的营养素; 有效养分; 有效营养物biological nutrient: 生物营养素cereal nutrient: 精微物质crystal nutrient: 晶体培养基density of nutrient: 营养素密度digestible nutrient: 消化养分energy nutrient: 供能营养物escape of nutrient: 营养成分的流失