搜索結果

... 簡介 合作伙伴 活動回顧 簡介 「心繫自然」生態活動平台由漁農自然護理署推出，於 2021年2月至10月期間，與二十多個合作夥伴一同向市民推廣與生物多樣性有關的節目，包括網上活動、生態導賞團、工作坊等。因應不同季節，設有三大主題，包括「賞花賞葉」、「夜尋牠」及「漁農生態文化」。     除了具觀賞價值之外，植物在生態上扮演著重要的角色，它們與動物的關係千絲萬縷，互惠共生，孕育出豐富的生物多樣性。       香港夜間的自然生態不但豐富有趣，更讓人耳目一新，等待忙碌的城市人探索它獨特的一面。     香港的漁農業歷史悠久，蘊藏著傳統智慧及文化。魚塘、農田和濕地等多樣化的生境，吸引許多的生物來...

... or virological evidence of H5 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; vi. the birds have been kept segregated from other birds for 14 days prior to the export, and have all remained clinically normal...

... or virological evidence of H5 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; vi. the birds have been kept segregated from other birds for 14 days prior to the export, and have all remained clinically normal...

... or virological evidence of H5 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; vi. the birds have been kept segregated from other birds for 14 days prior to the export, and have all remained clinically normal...

... or virological evidence of H5 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; vi. the birds have been kept segregated from other birds for 14 days prior to the export, and have all remained clinically normal...

... virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days prior to the export, and have all remained clinically normal...

... virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days prior to the export, and have all remained clinically normal...

... ( c ) 珊瑚覆蓋範圍及指標品種的變化 我 們 對 珊 瑚 覆 蓋 範 圍 及 指 標 品 種 的 變 化 進 行 了 研 究 和比較，這些工作有助評估珊瑚的狀 況和珊瑚礁生態 系統的動物多樣性。 所有普查地點的珊瑚覆蓋範圍普遍穩定，有些地點更 有輕微增長。二ＯＯ八及二ＯＯ九年 珊瑚覆蓋情況的 變化載於圖 1 及 2。 我們對指標品種的長期變化進行 了 研究。過 去 8 年 的 研究結果顯示，指標品種的情況非常穩定，品種多樣 性維持於高水平。 ( d ) 其他觀察發現 全部 3 3 個普查地點的珊瑚，健康狀 況都大致良 好。 所有普查地點均沒有破壞性捕魚作業的痕跡，但約有 6 個地點錄 得有棄置...

... AFCD continues checking chicken farms Saturday, October 21, 2000 The chicken samples taken from 18 farms in the vicinity of a farm the Agriculture, Fisheries and Conservation Department (AFCD) isolated yesterday (October 20) were tested negative for the H5 avian influenza virus. AFCD...

... the vicinity to better evaluate the role of vaccination in the control of H5 avian influenza. "Starting today, AFCD staff will commence the expanded vaccination programme in chicken farms covered within some five kilometres of Pak Sha. "With the number of vaccinated farms increased by about...