关键词: 农村居民, 农村居民, 消费需求, 消费水平

Abstract:

In the field of soil, regardless of international exchange, or quoting foreign literature, or reference to foreign software, or do research, teaching and production in soil are inseparable from the Soil Taxonomy. This study, based on the accumulated information on disposal of soil in Daqing City, made retrieval by Chinese Soil Taxonomy (third edition), and we set up the Soil Taxonomy classification system of Daqing City. It divided the soil of Daqing into five soil orders, Halosols order is one of them, and we divided it into two sub-classes, and three soil types. This paper mainly describes from habitat conditions, morphological characteristics, traits, production capacity, a typical cross-section, :Parasalic Aqui-Alkalic Halosols; Parasalic Hapli- Alkalic Halosols;:Para-alkalic Aqui- Orthic Halosols,Gleyic Aqui- Orthic Halosols.so as to provide theoretical basis for research, teaching and production.