土壤养分的平衡分析结果表明，成都平原耕地土壤管理宜采取“稳氮、控磷、增钾”的施肥方法和严格控制各种点源和非点源污染物进入土壤。
The balance analysis results of soil nutrient indicated that the fertilization methods of cropland management in Chengdu Plain were firming nitrogen, controlling phosphorus and increasing potassium.
由土壤养分平衡方程和最小限制因子定律，讨论了因时因地制定施肥策略的必要性。
Based on the balance equation of soil nutrient and the law of the minimum limiting factor, some general principles are proposed for making fertilizer application tactics.
在以往的研究中，主要是以养分平衡方法来开展对玉米施肥方面的研究，并多停留在理论与机理上的探讨，缺乏具体性、时效性与系统性的研究，没有更多地将新技术、新方法应用到研究中去。
The nutrient balance method was mainly researched on maize fertilizer in the old researches, and most of them stay the level of theory and mechanism without concrete, timely and system research.
系统采用了养分平衡法和桉树的平衡施肥法计算施肥量，计算结果精确，具有可利用价值。
The system adopted the nutrient balance method of eucalypt which made this system more accurate in calculation and more valuable.
采用土壤养分状况系统研究法。在摸清土壤养分限制因子前提下，平衡施肥。
By using soil nutrient state system study method, balancing soil fertilization have been adopted after the soil nutrient limitation factors had been made clear.
桉树施肥是维护林地养分平衡外部养分补偿的主要途径。
Eucalyptus fertilization was main approach for returning nutrient from exterior setting in order to ensure a balance nutrient system in forest soil.
桉树施肥是维护林地养分平衡外部养分补偿的主要途径。
Eucalyptus fertilization was main approach for returning nutrient from exterior setting in order to ensure a balance nutrient system in forest soil.
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