captive key 中文意思是什麼
captive key
解釋
彈性銷-
This study deals with butterfly diversity and assessing endangered species in natural reserve of baishuijiang in gansu province. the research includes field investigation, observation at certain time and places, captive breeding in experimental area, capture - recapture etc. the biology of four important butterfly species is studied, especially focusing on the natural population life table, habitats, population structure and mobility of byasa impediens. the population developing trend and key factor that result population decline and fluctuation of troides aeacus and byasa impediens are analysed
本文在甘肅白水江自然保護區碧峰溝通過野外調查、定點定時觀察、實驗地飼養、標記重捕等方法研究了碧峰溝的蝶類多樣性並進行了局部瀕危評估;研究了四種重要蝶類的生物學特性;對長尾麝鳳蝶的生境、自然種群生命表、種群結構、種群移動性進行了深入研究,並估測了各種種群參數,分析了種群發展趨勢。
分享友人