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。
The yield increase of K fertilizer was quite high at two rates of nitrogen application, and it closely relative to the content of available K in soil and potassium application rate.
钾肥的增产效率在两种氮肥水平下都较高，单位钾肥的增产量与土壤有效钾含量及施钾量呈极显著负相关；
The content of soil nutrients, especially available nitrogen, phosphorus and potassium is one of the important bases to instruct scientific fertilization.
土壤碱解氮、速效磷和速效钾等养分的含量是指导科学施肥的重要依据之一。
The sediment and soil potassium condition is related to some factors, such as granule size, organic matter content, CEC and land use means.
沉积物对土壤钾素状况的影响与其颗粒组成、有机质含量、CEC和土地利用方式等因素有关。
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。
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 content of soil quick-acting potassium in the chilli field is lower than the soil in the sugarcane field.
与甘蔗地土壤比较，辣椒地土壤速效钾含量呈降低趋势。
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。
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。
The content of total potassium of soil in rhizosphere was lower than in the non-rhizosphere, the decreasing extent of total potassium in enrichment genotype was higher than in the common genotype.
籽粒苋根际土壤的全钾含量却低于非根际土壤，富钾基因型的降低幅度大于一般基因型。
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。
The results showed that the content of available potassium in soil increased with clinoptilolite application increase.
结果表明：土壤速效钾含量随沸石施用量的增加而增加；
Nitrogen, potassium, phosphorus content with increasing soil depth is gradually reduced.
碱解氮、速效钾、速效磷含量随着土层深度的加深逐渐降低。
The yield increase of K fertilizer for wheat was closely related to the content of available K in soil and potassium application rate.
小麦钾肥的增产效应与土壤有效K含量和施K量有极大关系。
As the potassium content in meadow soil in Hongxinglong Farm is fairly high, the effect of potash application on the increase of crops yield was not very significant.
红兴隆草甸土钾素含量较高，施钾对大豆和小麦有一定的增产效果，但增产幅度不大。
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。
Leaf P. K content was increased with the successively appling of soil-potassium.
叶柄中p、K含量随施肥量的增加而升高。
Soil total potassium content, soil available phosphorus, soil total potassium content and soil available potassium, Their variation is not obvious.
而土壤全磷、土壤全钾、土壤有效磷、土壤有效钾随着土壤深度的增加，其变化规律不明显。
The available phosphorous, available potassium and soil organism content were not conspicuously influenced by the grazing time.
速磷、速钾、土壤有机质的含量受放牧时间的影响不明显。
The available phosphorous, available potassium and soil organism content were not conspicuously influenced by the grazing time.
速磷、速钾、土壤有机质的含量受放牧时间的影响不明显。
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