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本文在总结全省肥源、土壤养分含量的分布、不同土壤、主要作物、化肥品种需肥和肥效规律的基础上,根据各地化肥施用的现状、需求和特点,以全省农业区划为基础,参照全国化肥网制定的命名原则.我省可区划为8个一级区12个二级区(或称亚区),预算出各区的1990年化肥施用调整方案及全省2000年的化肥需求量及比例,为化肥的生产、分配和使用提供了科学依据.
Based on the summary of the fertilizer sources in the province, the distribution of soil nutrient contents, the rules of manure and fertilizer efficiency of different soils, main crops and fertilizer varieties, based on the status quo, demand and characteristics of fertilizer application in different regions, With reference to the nomenclature established by the National Fertilizer Network, the province can be divided into 12 second-level zones (or sub-zones) in 8 first-level zones, and the plan of fertilizer application adjustment in 1990 and the fertilizer demand of the whole province in 2000 And the proportion of chemical fertilizer for the production, distribution and use of a scientific basis.