The potassium content of foodstuffs is very variable.
食品中钾的含量是多变的。
Total potassium content of all varieties increased from Jul to Dec.
而全钾含量在整个测定期间呈持续升高趋势；
The transition point shifts to high temperature as potassium content increases.
点则随著钾含量增加而向高温偏移。
Soil fungi number and urease activity were negative correlation with soil available potassium content.
土壤真菌数量、脲酶活性与有效钾含量呈负相关。
Soil moisture and potassium amount could improve potassium content of palisade tissue and spongy tissue.
土壤水分和钾用量能提高叶片栅栏组织和海绵组织的含钾量。
The yield of tobacco leaves is increased, and quality of leaves is improved, and the potassium content in tobacco is enhanced.
增加了烟叶产量，改善了烟叶品质，提高了烟叶的钾含量。
The soil potassium fixation was increased after dry and humid alternation. Soil with higher potassium content had a higher fixation ability.
当土壤经过干湿以后，土壤会发生明显的固定钾作用，土壤含钾量越高，固定钾能力越强。
How to increase the fertilizer application efficiency and potassium content in tobacco leaf is a key measure for improving the quality of flue-cured tobacco.
如何提高肥料利用率及烟叶含钾量是提高烟叶品质的关键问题。
The suitable fertilization formula was recommended based on the characteristics of potassium content and distribution of soil in Yunnan tobacco growing areas.
根据云南烟区土壤钾素含量及分布特点，提出了相应的施肥措施。
It was revealed in an extensive survey that the occurrence of apple Valsa canker (Valsa ceratosperma) is correlated negatively with potassium content in bark.
矫治试验结果表明，春季增施钾肥，可提高树皮含钾量并减轻腐烂病发生程度。
The experiments also indicated high leaf yields and potassium content in the treatment of soil moisture at the level of 60% in middle stage and 80% in latter stage respectively.
试验结果也表明，在生长中期土壤水分保持在60%，生长后期保持在80%的处理在获得了较高产量的同时也获得了较高的烟叶含钾量。
The analytical data revealed that the potential fertility of the dryland soils was rather low, such as nitrogen, phosphorus and potassium content in soil were deficient on the whole.
分析数据表明，该区旱地土壤潜在肥力较低，有机质含量差异较大，大部分土壤氮、磷、钾养分供应不足。
In order to study the heredity of potassium content in the erythrocytes for Chinese Holstein, 829 Holstein cattles were selected from Guanzhou, Jiangxi and Heilongjiang respectively.
为了研究中国黑白花奶牛红细胞钾含量的遗传性，在广州、江西和黑龙江采集测定了829头黑白花奶牛的红细胞钾含量。
Organo mineral compound fertilizers are digested with sulfuric acid hydrogen peroxide and nitric acid perchloric acid respectively and then their total potassium content is determined.
用硫酸—过氧化氢和硝酸—高氯酸分别对有机—无机复混肥料进行消化处理，然后进行总钾含量的测定。
Available potassium and slow-released potassium contents were decreased, and total potassium content was changed insignificantly in the soil of mono-application of nitrogen fertilizer.
单施氮肥的土壤，速效钾、缓效钾含量均降低，全钾含量变化不明显。
Organo mineral compound fertilizers are digested with sulfuric acid hydrogen peroxide and nitric acid perchloric acid, respectively, and then their total potassium content is determined.
用硫酸—过氧化氢和硝酸—高氯酸分别对有机—无机复混肥料进行消化处理，然后进行总钾含量的测定。
Field experiment was conducted to study the effect of different supplying styles of potassium fertilizer on potassium content in flue-cured tobacco leaves and the methods to increase the content.
通过大田试验，研究了不同供钾方式对烟叶含钾量的影响及提高石灰性土壤上烤烟含钾量的可能途径。结果表明，施钾能显著提高烟叶产量，其中以粉肥结合喷优丰处理效果最好。
Potassium content increased in tobacco leaf, the nitrogenous substances decreased, irritancy reduced and aroma increased.
烟叶钾含量增加，含氮化合物下降，刺激性减小，香气增加。
Potassium content increased in tobacco leaf, the nitrogenous substances decreased, irritancy reduced and aroma increased.
烟叶钾含量增加，含氮化合物下降，刺激性减小，香气增加。
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