【摘要】 本文运用有害生物风险分析方法(Pest Risk Analysis),对乐山市林业有害生物进行了定量和定性的风险分析评估。结果表明,乐山市现有3种高度危险林业有害生物、11种中度危险林业有害生物、6种低度危险林业有害生物。更多还原

【Abstract】 Quantitative and qualitative risk analysis of forest pests was made on the basis of the data from the second survey of forest pest conducted from 2003 to 2005 in Leshan City.The analysis showed that there were 3 highly harmful,10 moderately harmful and 6 low harmful pest species,respectively.更多还原