The peak of ammonia volatilization rate increased with the increase of phosphorus fertilizer application.
随施磷量增加，氨挥发速率峰值增高。
In the total rate, the contribution of variety change, cultural improvement, the application of fertilizer, and soil productivity was 54%, 36%, 15%, and 27% respectively.
其中，品种更换、栽培技术改进、施肥水平与地力变化和三因子综合作用对产量增长的贡献分别占54％、36％、15％和27％。
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 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。
With same application rate of chemical fertilizer, application of organic fertilizer could increase urease and invertase activities, but decrease acid phosphatase activity.
在同样化肥水平上增施有机肥能增加脲酶、转化酶活性，而降低酸性磷酸酶活性；
With proper rate of sulphur fertilizer application, the photosynthetic rate of soybean was increased.
适当的施用硫肥能提高大豆光合作用强度。
So, compound microbial fertilizer could contribute to the goal of reducing the application rate of chemical fertilizer in rice production.
因此，在水稻生产过程中可通过施用复合微生物肥实现化肥减量目标。
The quota rate to produce potassium fertilizer from cement flue dust is decided through experiments. The way provides a new way of integrated application on cement flue dust.
通过试验确定了用水泥窑灰与工业硝酸生产钾肥的配比及其它工艺参数，为水泥窑灰的综合利用提供了一项新方法。
The following thesis depicts the application of SD card on variable rate fertilizer applicator based on MCU. The software and hardware design and the document system in SD card are illustrated.
本文研究了利用SD卡对变量施肥机在施肥过程中的数据存储的问题，提出了软硬件设计方案，并对SD卡中的文件系统进行了介绍。
The following thesis depicts the application of SD card on variable rate fertilizer applicator based on MCU. The software and hardware design and the document system in SD card are illustrated.
本文研究了利用SD卡对变量施肥机在施肥过程中的数据存储的问题，提出了软硬件设计方案，并对SD卡中的文件系统进行了介绍。
应用推荐