2) fertility evolvement
肥力演变
1.
Study on soil fertility evolvement of farmland in Daxing'an rainfed farming hilly regions
大兴安岭旱作丘陵区耕地肥力演变研究
3) sulfur fertility factor development
硫素肥力演变
4) Soil fertility changes
土壤肥力变化
1.
A long-term field trial on fertilization and on use of recycled nutrients in farming systems Ⅳ.Soil fertility changes.;
辽西褐土施肥及养分循环再利用中长期试验Ⅳ.土壤肥力变化
5) Evolution of fertilization
施肥演变
6) Fertility evolution
肥力演化
1.
According to the recent research results,characteristics of fertility evolution of black soil were revelated from soil profile configuration,available nutrient balance,composition of organo-mineral complexs and acidified tendency aggravating.
根据最近的一些研究结果,从土壤剖面构型、有效态养分平衡、有机无机复合体组成及土壤酸化趋势加剧等方面揭示了玉米带黑土肥力演化的特点,分析了驱动土壤肥力演化的原因。
补充资料：土肥
1.方言。犹土财主。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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