速效钾,Available potassium英语短句,例句大全

速效钾,Available potassium
1)Available potassium速效钾
1.The results showed that the average contents of soil total potassium(STK) and soil available potassium(SAK) were(21.97)g/kg,速效钾的平均含量为(183。
2.A field experiment was conducted to study the spatio-temporal variability of the soil alkali-hydrolyzable nitrogen, available phosphorus and available potassium from the middle of February to the middle of November in oasis cotton fields(0～100 cm soil player) in south Xinjiang, which cotton lint yields was 1991 kg·hm -2.研究了新疆南疆荒漠绿州棉田皮棉产量1991kg·hm2水平下,2月15日至11月15日内,0～100cm土层土壤碱解氮、速效磷、速效钾的时空分布,0～40cm土层土壤碱解氮和速效钾含量分布特征趋势一致,由2月中旬-6月中旬逐渐升高,到5月中旬-6月中旬时达最大值,进入7月份后,均呈陡然下降特点,9月份开始回升;40cm以下各层土壤碱解氮和速效钾含量变化波动较小;土壤速效磷的时空变异特征,4月和5月,0～60cm土壤中的速效磷呈匀速上升,7月中旬达高峰,但20～60cm土层速效磷含量开始急速下降,9月中旬降至最低点。
3.The temporal-spatial variability of soil available potassium (SAK) content in the Lianshui Basin was expressed by the spatial analytic approaches such as ordinary kriging (OK) and probability kriging (PK) on the basis of the software ArcGIS Desktop 8.采用基于GIS普通克里格法和概率克里格法分析江西潋水河流域土壤速效钾含量的时空变异特征。

英文短句/例句

1.Quick-acting Potassium Status of Farmland in Ankeng and Effects of Adding Potassium安康耕地土壤速效钾现状与钾肥效应
2.STUDY ON THE CRITICAL VALUE AND SUITABLE AMOUNT OF QUICK-ACTING POTASSIUM IN MEADOW SOIL草甸土速效钾临界值及适宜施钾量的研究
3.Using NIRS to Predict the Content of Available Nitrogen, Phosphorus and Potassium in Soil近红外光谱法快速测定土壤碱解氮、速效磷和速效钾含量
4.Study on the Spatial Variability of Soil Available Phosphorus and Available Potassium in Populus Tomentosa Planted Land in Western Plain of Shandong Province鲁西平原毛白杨造林地土壤速效磷和速效钾空间变异性研究
5.Effects of Organic Manure Application on the Content of Available Phosphorus and Potassium in Tobacco-growing Soil施用有机肥对植烟土壤速效磷和速效钾含量的影响
6.Spatial and Temporal Variation of Soil Available Potassium in the Field of Wheat-rice Double Cropping;稻麦两熟农田土壤速效钾时空变异及原因分析
7.Effects of water conditions on available potassium contents in red soil and yellow-cinnamon soil不同水分状况对红壤和黄褐土速效钾含量的影响
8.Effect of free air carbon-dioxide enrichment on soil available K in rice-wheat rotation system开放式空气CO_2浓度升高对水稻/小麦轮作土壤速效钾的影响
9.Convertibility of the Data Determined by ICP-AES and FAAS for Soil Available K and NaICP-AES法与传统FAAS法测定土壤速效钾和钠的数据可转换性研究
10.The soil organic matter and total N stabilize basically, available P increase while alkaline hydrolyze N decrease obviously in the cornrice rotation.玉米、稻连作土壤有机质和全氮基本稳定，有效磷呈上升趋势，碱解氮和速效钾下降趋势明显。
11.The content of K, Na, Ca and Mg in five groups of Suxiaoweiningchongji was determined by AAS.用原子吸收法测定了5批速效胃宁冲剂中钾、、、的含量。
12.Effect of Long-term Fertilization on Changes and Availability Supply Capality of P,K in Fluvo-aquil Soil长期施肥对褐潮土磷、钾状况及速效供应能力的影响
13.Advance in comparison on determination of available nitrogen, phosphorus,potassium in soil by ASI method and its correlation with fertilizer absorptionASI法测定土壤速效氮磷钾的方法比较及相关性研究进展
14.Spatial variability of soil available N,P and K and influencing factors土壤速效氮、磷、钾含量空间变异特征及其影响因子
15.Evidence-based nursing of rapid concentrated intravenous potassium chloride infusions in a patient with severe hypokalemia重度低钾血症静脉高浓度快速补钾的循证护理
16.Effects of Different Potassium Fertilizer Application Rates on Yield,Plant K Accumulation of Summer Maize and K-efficiency in Alluvial Soil不同施钾量对潮土夏玉米产量、钾素积累及钾肥效率的影响
17.Studies on Potassium Accumulation and Distribution of Flue-Cured Tobacco in Potassium High Accumulation Efficiency Genotype;烤烟钾高效积累基因型钾积累与分配研究
18.Research on the Characteristics of Potassium Nutition of Different K Efficiency Cotton Varieties不同钾效率类型棉花品种钾营养特性研究

相关短句/例句

Available K速效钾
1.Soil conditions and formulated fertilization for major crops in Fujian Ⅱ. Sufficiency indices of alkali-hydrolyzable N,olsen-P and available K in Soil福建主要粮油作物测土配方施肥指标体系研究Ⅱ.土壤碱解氮、Olsen-P和速效钾丰缺指标
2.The total N and Hydrolytic N increased during the young stand stage and decreased in immature timber and increased again during the mature forest stage;but total P,available P,and available K decreased in the mature f.通过对222个固定样地土壤跟踪调查及对79个针阔混交林的典型样地资料分析表明,随着林分年龄的延长,土壤容重、毛管持水量等物理性质有不同程度的提高,但土壤营养成份则各因素表现各异,其中有机质含量随林龄的增长而提高;全氮、水解性氮在幼龄林阶段有所提高,中龄阶段则下降,成熟阶段又提高;全磷、速效磷、速效钾则在成过熟林时有下降的趋势。
3.The result showed that the change of available K was different in different soils.结果表明:供试土壤中速效钾的动态变化特征各异,其"最低值"的大小和出现的茬数也不相同。
3)rapidly available potassium速效钾
1.The comparative analysis of ammonium nitrogen and rapidly available potassium between meadow soil and yellow red soil of Mount Wuyi;武夷山草甸土与黄红壤铵态氮和速效钾对比分析
2.Comparing with the data of the second general survey of soil, it was found the content of rapidly available potassium decreased from 70mg/kg to 50mg/kg and the area of potassium shortage increased 20 percent.通过对太湖县耕地主要土壤类型的取样化验 ,分析了全县不同土种供钾状况 ,与第二次土壤普查数据相比较 ,速效钾由 70mg/kg下降到 5 0mg/kg ,缺钾面积增加了 2 0个百分点。
4)rapidly available K速效钾
1.Results showed that the concentration of dissolved K and amount of dissolved K, rapidly available K, and slowly available K lost in the runoff increase obviously with the increase in rain intensity.结果表明,雨强(冲刷强度)增大,溶解态钾质量浓度,溶解态钾、缓效钾和速效钾流失量明显增加;在不同雨强的条件下,缓效钾、速效钾的流失量与坡度呈显著的指数函数关系;雨强对速效钾、缓效钾的富集率影响不大;雨强比坡度对缓效钾和速效钾的流失影响更大。
5)readily available potassium速效钾
1.The results show that there is no significant difference in content of total potassium in soil,but there is very significant difference in content of readily available potassium and slowly available potassium in soil,after 18 years different fertilizer treatments.在栗褐土上进行的长期定位施肥试验结果表明,18年后不同施肥处理土壤全钾含量无显著差异,而土壤速效钾含量和缓效钾含量则产生了极显著差异。
2.The results show that there are no significance of difference in content of total potassium in soil,hut there are top significance of difference in content of readily available potassium and slowly available potas- sium in soil,after 18 years different fertilizer treatments.在晋西北黄土丘陵区栗褐土上进行的长期定位施肥试验结果表明,18年后不同施肥处理土壤全钾含量无显著差异,而土壤速效钾含量和缓效钾含量则产生了极显著差异。
6)exchangeable potassium速效性钾
1.Application of potassium ion-selective electrode in determination of exchangeable potassium in soils;钾电极在土壤中速效性钾的测定中的应用