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...內，人類進食受 污染貝類便有可能出現中毒症候。常見的貝類中毒包括可致命的神經紊亂麻痺性貝類中毒、引致腸 胃不適的下痢性貝類中毒、引致腸胃不適和神經紊亂的神經性貝類中毒，以及引致腸胃及神經系統 失調的失憶性貝類中毒，嚴重者可能致命。 只有少數藻類曾導致大量野生和養殖魚類死亡。魚類透過直接攝入受污染水體中的毒素或食物鏈造 成生物積聚，均可能中毒死亡。此外藻類毒素亦會刺激魚鰓製造大量黏液，或直接堵塞魚鰓妨礙吸 氧，令魚類窒息而死。大規模和高濃度的藻華會耗盡環境中的養份，令微藻下沉，細菌分解微藻導 致底層氧氣枯竭，水中含氧量低於每公升 2 毫克時會出現低氧現象，當水中的含氧量接近零時便會 出現缺氧。由...

...內，人類進食受 污染貝類便有可能出現中毒症候。常見的貝類中毒包括可致命的神經紊亂麻痺性貝類中毒、引致腸 胃不適的下痢性貝類中毒、引致腸胃不適和神經紊亂的神經性貝類中毒，以及引致腸胃及神經系統 失調的失憶性貝類中毒，嚴重者可能致命。 只有少數藻類曾導致大量野生和養殖魚類死亡。魚類透過直接攝入受污染水體中的毒素或食物鏈造 成生物積聚，均可能中毒死亡。此外藻類毒素亦會刺激魚鰓製造大量黏液，或直接堵塞魚鰓妨礙吸 氧，令魚類窒息而死。大規模和高濃度的藻華會耗盡環境中的養份，令微藻下沉，細菌分解微藻導 致底層氧氣枯竭，水中含氧量低於每公升 2 毫克時會出現低氧現象，當水中的含氧量接近零時便會 出現缺氧。由...

... evaluation. 5.4 All Farming Workers shall not work for more than the proposed daily maximum working hours in Section 2 of Contract Schedule 2 in any twenty-four hour (24) period unless with the prior written consent of the Government Representative. The Contractor shall not alter the schedule of such break...

... evaluation. 5.4 All Farming Workers shall not work for more than the proposed daily maximum working hours in Section 2 of Contract Schedule 2 in any twenty-four hour (24) period unless with the prior written consent of the Government Representative. The Contractor shall not alter the schedule of such break...

... either include the 54 enclaves which had yet to be covered by Outline Zoning Plans (OZP) into country parks, or determine their proper uses through statutory planning, so as to meet the conservation and social development needs. At present, 24 of these enclaves are either covered by Development...

... PROPOSED SUPPORT MEASURES………………………... 24-47 CHAPTER 5 INVITATION FOR COMMENTS…………….. 48-49 2 EXECUTIVE SUMMARY Purpose 1. The Government has reviewed the existing agricultural policy. We propose to adopt a new policy encompassing more proactive support to modernise our agricultural industry and maximise...

... different categories of protected areas defined by IUCN 24 (Table 1) and reflect the varied objectives of MPAs. 19 Morton, B. 2000. Coastal zone management for marine conservation in Hong Kong: the need for regional co-operation in Southern China. In The Marine Flora and Fauna of Hong Kong and Southern...

... different categories of protected areas defined by IUCN 24 (Table 1) and reflect the varied objectives of MPAs. 19 Morton, B. 2000. Coastal zone management for marine conservation in Hong Kong: the need for regional co-operation in Southern China. In The Marine Flora and Fauna of Hong Kong and Southern...

... species of vascular plants, of which about 2,100 are native; 56 species of mammals; 502 species of birds; 185 species of freshwater fish; 83 species of reptiles and 24 amphibian species. Insect diversity is also very high with some 240 species of butterflies and 116 species of dragonflies.   ENHANCED...

....e. BMZ 4-10) which covered gei wais 3-4, 6-24 of the Mai Po Marshes Nature Reserve (MPMNR). According to the existing RSMP, the broad objective of BMZ in MPMNR is to provide a refuge for waterfowl and a focus on biodiversity conservation, education and training. The MPMNR is sub-divided into seven...