Increasing amount of applied fertilizer made the nitrate accumulation increase.
随着施肥量增加，硝酸盐积累增加。
Nitrogen fertilizer application has a great effect on nitrate accumulation in vegetables.
施用氮素化肥对蔬菜中硝酸盐的累积影响很大。
The rules of nitrate accumulation in Dian lake drainage area in intensive cultivation are studied.
研究了滇池流域集约化地区设施条件下氮磷化肥对土壤硝酸盐的累积规律。
So it is important to research the detections of the nitrate and the factor of nitrate accumulation in vegetables.
因此，有关蔬菜硝酸盐检测方法及累积因素的研究就成了人们研究的重点。
This paper deals with the content of nitrate accumulation in vegetable crops and its control in the "Ba Shang" region.
本文对高寒半干旱区蔬菜中硝酸盐含量状况及其防治措施进行了研究。
More and more attention has been paid to nitrate accumulation in vegetables for its detrimental impact on human health.
叶类蔬菜极易累积硝态氮，严重危害人类健康。
The variance of nitrate accumulation of different cultivars laid on the variance of the ability in the reduction of nitrate.
不同品种硝酸盐累积的差异取决于还原硝态氮能力的差异。
This article summarizes the progress in the study on the mechanism of nitrate accumulation and adjustment methods for vegetable over the last 20 years.
综述近20年来蔬菜硝酸盐累积机理及其控制措施的研究情况。
After inoculating little amount of aerobic active sludge to the anaerobic system, the rate of denitrification increased and the strength of nitrate accumulation decreased.
向纯厌氧颗粒污泥系统中投加少量的好氧活性污泥后，反硝化速度加快，亚硝酸盐累积强度减弱。
Fertilization plays an important role in increasing yield of vegetable crops, however, improper application of fertilizers may result in nitrate accumulation in vegetable crops.
施肥是提高蔬菜产量的重要措施，然而不合理施肥会引起蔬菜硝酸盐的积累。
The results show that nitrate accumulation will not increase with the increase of temperature mainly due to the inhibition of free nitric acid when temperatures reach a certain level.
试验结果表明：当温度达到一定条件时，亚硝酸氮的积累不再随温度升高而增加的主要原因是游离亚硝酸的抑制作用。
In this study, the influences of different nitrogen fertilizer variety, nitrogen level and basal manure on nitrate accumulation and quality of cabbage were investigated in field experiments.
本文在田间试验条件下探讨了氮肥品种、用量及不同基肥种类对包心菜硝酸盐累积及品质的影响。
Field experiment was conducted for studying the effect of nitrogen forms on the yield of Chinese cabbage and the accumulation of nitrate.
通过田间试验研究了不同形态氮肥对大白菜产量及硝酸盐累积的影响。
Advances in studies on accumulation and leaching of nitrate in farming soil.
农田土壤硝酸盐积累与淋失研究进展。
Reducing N and P rates also decreased N and P accumulation and nitrate content in the soil and decreased the risk of N and P running off.
减少氮磷化肥用量可以大幅度降低氮磷在土壤中的累积和硝酸盐的含量，减少氮磷的流失风险。
The accumulation and degradation of protein can be affected by the multi-action of nitrate absorbing and the enzyme which related with N metabolism directly.
硝酸盐的吸收和氮素代谢相关酶的共同作用可以调控贮藏蛋白质的积累与降解。
Field experiment was conducted on studying the affection on the yield of cabbage and the accumulation of nitrate by using different kinds of nitrogen fertilizer.
通过田间试验研究了不同形态氮肥对大白菜产量及硝酸盐累积的影响。
Fertilization in the proper proportion of nitrogen, phosphorus and potassium can decrease the accumulation of nitrate in vegetable.
氮磷钾合理配合施用能减少蔬菜硝酸盐积累。
Appling molybdenum fertilizer could remarkably reduce accumulation of nitrate in lettuce and you-mai vegetable no matter which pattern of fertilization, basal-dressing and top-dressing.
无论是作底肥还是作追肥，施用钼肥均能显著抑制莴苣、油麦菜的硝酸盐积累。
Although using chemical fertilizer was a necessary measure to increase crop yields, it could cause a large number of nitrate zone of invalid accumulation in the soil.
尽管施用化学氮肥是提高作物产量的必要措施，但长期大量施用能引起硝态氮在根区以下土层的无效累积。
Although using chemical fertilizer was a necessary measure to increase crop yields, it could cause a large number of nitrate zone of invalid accumulation in the soil.
尽管施用化学氮肥是提高作物产量的必要措施，但长期大量施用能引起硝态氮在根区以下土层的无效累积。
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