Yield forming factors of wheat in arid land in Shanxi were analyzed by multiple correlation and multiple regression.
采用多元相关、多元回归分析方法，分析了山西省旱地小麦产量构成因素。
Negative correlation existed to some extent among the three yield component factors.
产量构成各因素间存在一定程度的负相关。
The result of the correlation analysis showed that the yield component factors of the pastures on trial were: individual plant height, stem weight, leaf weight, tillering number and ear weight.
经相关分析，查明供试牧草产量构成因素为株高、茎重、叶重、分蘖数、穗重。
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