方法采用盆栽试验与室内分析相结合的方法。
Methods Pot culture and experimental analyses were carried out.
委员会成立之后，即速协同现场调查研究队伍，开展现场调查与室内分析工作。
After its establishment, the committee immediately coordinated with the field investigation and research team to conduct the field investigation and the analysis.
通过田间试验、田间示范和室内分析，筛选出4号肥为向日葵专用肥的最佳配方。
Through field experiment, field demonstration and chemical analysis, we sifted out the fertilizer No. 4 to be the best compound fertilizer specially used for sunflower.
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