论文部分内容阅读
通过对历年来我省各烟区土壤中速效磷和烟叶中磷含量变化的分析，结合对我省烤烟不同生育期、不同栽培方式下磷营养状况及磷肥对烟叶含磷量、产量和质量的影响，从而提出了我省不同肥力水平下的磷肥施用技术。
Through analyzing the changes of available phosphorus in tobacco soil and the content of phosphorus in tobacco leaves in different tobacco growing regions of our province over the years, combined with the analysis of phosphorus nutrition status and the phosphorus content, yield and quality of tobacco leaves in different growing stages and different cultivation methods in our province, Influence, and thus put forward the province under different fertility levels of phosphorus fertilizer application technology.