The unit area value of doublecropping, row cropping was 1.76 and 1.35 times of sole cropping.
复种、间作农田单位面积产值分别为单作一熟农田的1.76和1.35倍。
2
We test the algorithm performance in the cases of single watermark, double watermarks and multi watermarks when different distortions such as JPEG compression, image resizing and cropping are applied.
该文就单水印,双水印以及多水印情形进行了仿真并进行JPEG压缩、图像缩放、剪切等失真测试。
3
In the model, the leaf area index (LAI), crop coefficients, and root penetration and distribution were simulated for the winter wheat and summer corn doublecropping system.