Research Article
Effects of Different Regulatory Methods on Improvement of Greenhouse Saline Soils, Tomato Quality, and Yield
Table 4
Weight coefficient and contribution rate of main ingredients.
| | | | | | | | | Eigenvalue | (%) | (%) |
| 2011 | | −0.961 | −0.997 | 0.962 | −0.670 | 0.977 | 0.953 | 5.152 | 85.862 | 85.862 |
| 2012 | | −0.690 | −0.997 | 0.792 | −0.070 | 0.573 | 0.886 | 3.215 | 53.582 | 53.582 | | −0.720 | −0.051 | 0.596 | −0.997 | 0.820 | 0.402 | 2.703 | 45.054 | 98.636 |
| 2013 | | 0.096 | −0.912 | 0.369 | 0.916 | 0.932 | 0.555 | 2.995 | 49.911 | 49.911 | | −0.910 | −0.054 | 0.899 | 0.172 | 0.283 | 0.801 | 2.389 | 39.820 | 89.731 |
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