“虫口密度”的概念、定义、翻译、参考文献-科学参考

单词	虫口密度
释义	虫口密度 Encyclopedia 农学虫口密度释 population density of pest虫口密度一定时间和空间单位上某一种昆虫种群的绝对数量或相对数量。又称害虫种群密度。
随便看	oxygenator oxygen barometer of mineral assemblage oxygen bomb calorimeter oxygen bottom-blowing furnace oxygen bottom-blown converter steelmaking oxygen buffer oxygen capacity oxygen carrier oxygen concentration corrosion oxygen concentration of inflammability limit oxygen consuming content oxygen consuming organic pollutants monitoring oxygen-containing organiccompounds oxygen content oxygen content analyzer oxygen converter steelmaking oxygen cotent oxygen cutting oxygen-dependent degradation domain oxygen-dependent degradation domain (ODDD) oxygen dissociation curve oxygen effect oxygen electrode oxygen enriched bottom blowing smelting process oxygen enriched combustion

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