Fertilizers. Sampling. Recommendations for minimum mass of increment of a solid fertilizer to be taken to be representative of the total sampling unit
国外标准现行
标准号:BS 5551 Sec.2.7-1988
标准名称: 肥料.第2部分:取样.第7节:作为全部样品的固体肥料的最小重量的增加堆荐方法
英文名称:Fertilizers. Sampling. Recommendations for minimum mass of increment of a solid fertilizer to be taken to be representative of the total sampling unit