“evaluation index system for cultivated land fertility”的概念、定义、翻译、参考文献-科学参考

单词	evaluation index system for cultivated land fertility
释义	evaluation index system for cultivated land fertility Encyclopedia 农学地力分级法释 evaluation index system for cultivated land fertility地力分级法利用土壤养分测试资料和田间试验结果，将土壤肥力分成若干等级，根据养分丰缺等级确定施肥建议的方法。
随便看	probability of decoding error probability of degeneration probability of discrimination probability of erroneous decoding probability of exclusion probability of extinction probability of failure-free operation probability of failure on demand probability of language constituents probability of large deviations probability of signal probability of structural failure probability of survival probability of wrong decision probability paper probability planning probability potential theory probability-probability plot probability process probability programming language probability proportional to size sampling probability ratio probability ratio test probability sampling probability screen

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