OALib Journal期刊
N-Expert专家系统在无公害菠菜生产中的应用
DOI: 10.3321/j.issn:1000-7091.2002.04.028
Keywords: 菠菜 ,氮素专家系统 ,施肥推荐
Abstract:
根据无公害蔬菜生长的要求,通过应用德国的氮素专家系统,在引入保证蔬菜的目标产量所要求的土壤最低Nmin残留量(Nmin缓冲值)概念的基础上,以传统的氮素投入为对照,对秋季露地菠菜的氮素施肥进行推荐.这表明在不断优化参数的基础上,N-Expert专家系统不仅能够减少肥料的用量,不影响作物产量,而且对提高菠菜的品质和进行蔬菜可持续生产方面有很好的作用.
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