Munculnya penyakit pada budidaya ikan menyebabkan kerugian ekonomi yang tidak sedikit. Infeksi Aeromonas sp. (penyakit merah) mengakibatkan kerugian 400 miliar rupiah per tahun. Infeksi parasit Ichthyophthyrius multifiliis (bintik putih) mengakibatkan kematian ikan 25% hingga 100% dalam waktu singkat, dengan kerugian 50 miliar rupiah per tahun. Serangan Streptococcus sp. pada ikan nila mengakib…
2019 saw a significant number of countries, regions and cities declaring a “climate emergency”.10 The year closed at 1.1°C above pre-industrial averages, making it the second-warmest year observed—second only to the record set in 2016.11 Sea levels are rising at an alarming rate, and the devastating impacts of climate change are more visible than ever with wildfires ravaging Australia, S…
Well then--and I must premise that I am going, perforce, to rake up the very scandal which my dear Lady Burlesdon wishes forgotten--in the year 1733, George II sitting then on the throne, peace reigning for the moment, and the King and the Prince of Wales being not yet at loggerheads, there came on a visit to the English Court a certain prince, who was afterwards known to history as Rudol…
In response to Carnacki's usual card of invitation to have dinner and listen to a story, I arrived promptly at 427, Cheyne Walk, to find the three others who were always invited to these happy little times, there before me. Five minutes later, Carnacki, Arkright, Jessop, Taylor, and I were all engaged in the "pleasant occupation" of dining. "You've not been long away, this time," I remarke…
Detective stories in which the great Thomas Carnacki investigates the supernatural using scientific tools, such as photography, and tools that are augmented by theories of the supernatural, such as the electric pentacle, which uses vacuum tubes to repel supernatural forces.
At first he was inclined to be a bit offish; but, presently, he came round, and told me that he did not know of any particular incident which could be called unusual in the sense in which I meant. Yet that, at the same time, there were lots of little things which, if you put them together, made you think a bit. For instance, she always made such long passages and had so much dirty weather-…
specially those of the Middle and Lower Thirds, seemed to enjoy the importance of owning something which it was in their power to withhold. "I'm waiting till I've heard what you all six have to say for yourselves," said Kitty Palgrave condescendingly. "I shan't make up my mind until the very last minute." "It's so difficult to choose between you," added Ellie Simpson, a pert little person o…
Buku setebal 427 halaman ini berisi kumpulan pidato-pidato penting yang pernah disampaikan Bung Karno dari masa pra-kemerdekaan sampai akhir masa jabatan beliau.
Ted dan Kat memandang sepupu mereka Salim naik ke kapsul London Eye. Senin, 24 Mei, 12.02 Kapsulnya mendarat dan pintu-pintu terbuka—tapi di mana Salim? Ketika putra Bibi Gloria, Salim, menghilang secara misterius dari kapsul tertutup London Eye, semua panik. Apakah ia tahu-tahu meledak? (Teori Ted) Apakah ia diculik? (Teori Bibi Gloria) Apakah ia bahkan masih hidup? (Ketakutan keluarga…