1.
Effects of Lanthanum on Biomass and Plant Nitrogen,Phosphorus,Potassium Content of Green Stuff and Soil Enzyme Activities
镧对青菜生物量、植株氮磷钾含量及土壤酶活性的影响
2.
Relationship between the Contents of N.P.K.and Water Supply and Fertilizer in Summer Soybean
夏大豆植株氮、磷、钾含量与水肥的关系
3.
Effects of Phosphate-solubilizing Bacteria on the Vegetation Biomass,Nitrogen and Phosphorus Concentration of Avena sativa
溶磷菌对燕麦生物量及植株氮、磷含量的影响
4.
Effects of copper and cadmium on leguminous plant growth and nutrient uptake.
铜、镉对三种豆科植物生长及氮磷钾含量的影响
5.
Effects of Flue-Cured Tobacco and Sweet Clover Intercropping on Leaf Nutrient Contents
水培条件下烤烟间作草木樨对烟株氮磷钾含量的影响
6.
Photosynthetic characteristics and N, P, K contents of Cyclamen persicum during the summer dormancy stage
仙客来夏季休眠期叶片光合速率和植株氮磷钾质量分数的变化
7.
Effect of different planting years on the yield of alfalfa and content of N,P,K in soil
种植年限对紫花苜蓿栽培草地草产量及土壤氮、磷、钾含量的影响
8.
④Ample N P K, ⑤ High heavy mental;
④含有丰富的氮磷钾； ⑤重金属含量较高；
9.
The Effect of Spraying KCL Solution on Nitrate Content and Nitrogen Distribution of Oilseed rape (Brassica napus L.)
喷施氯化钾对油菜植株硝酸盐含量及氮素分配的影响
10.
The Effect of Nitrogen Application on Dry Matter and Nitrogen,Phosphorus or Potassium Nutrient Accumulation of Tobacco Plants
不同施氮量对烟株干物质与氮磷钾累积的影响
11.
Effects of N,P and K on Yield and Quercetin Content of Penthorum chinense Pursh
施氮磷钾对赶黄草产量和槲皮素含量的影响
12.
Research on Varying Laws of the Content of Nitrogen, Phosphorus and Potassium in Dioscorea nipponica in Growth Period
生长期穿龙薯蓣氮、磷、钾养分含量变化规律研究
13.
Effect of Magnetized Water on Contents of N, P, K, Ca and Mg in Cucumber Leaves
磁化水对黄瓜叶片氮磷钾钙镁含量的影响
14.
Effect of N,P,K Interaction on the Glycyrrhizic Acid Contents
氮磷钾互作效应对甘草酸含量影响的初步研究
15.
A Study of Effect of Nitrogen, Phorsphorus and Potassium on Quality and Content of Essential Oil of Fennel;
氮、磷、钾对茴香精油含量和成分的影响研究
16.
Effect of Nitrogen, Phosphorus and Kalium’ Concentration on the Nitrate Content in Weifang Green Radish;
氮、磷、钾对潍坊青萝卜硝酸盐含量的影响研究
17.
Effect of Nitrogen,Phosphorus and Potassium Fertilizers and Organic Fertilizer on Chlorophyll Content in Potato
氮磷钾有机肥对马铃薯叶绿素含量的影响
18.
Evolution Trend of Soil Available N, P and K Contents in Xinmin District
新民市农田土壤有效氮、磷、钾含量变化分析