Effects of different dosages of nitrogen-potassium topdressing on growth traits of flue-cured tobacco .
氮钾追肥不同施用量对烤烟生长性状的影响。
The nitrogen utilization efficiency were downtrend with the amount of topdressing increased .
随著施氮量增加，追施氮肥的利用率明显下降。
Effect of different application of topdressing potassium nitrate on yield and quality in flue-cured tobacco .
不同用量硝酸钾追肥对烤烟产量质量的影响。
Potted trial and lab analysis were carried out to study the effect of the different proportions of phosphate fertilizer as basal and topdressing on quality of tomato .
通过盆栽与室内分析的方法研究了磷肥基肥与追肥不同比例对番茄品质的影响。
Nutrient concentration and storage in different organs of eucalyptus under effects of nitrogen topdressing .
