Đánh giá tình hình xử lý chất thải tại các trang trại chăn nuôi lợn: trường hợp nghiên cứu tại huyện văn giang, hưng yên

• Tác giả: Trường Sơn Cao, Thị Lam Trà Hồ
• Ngôn ngữ: vie
• Ký hiệu phân loại: 628.4 Waste technology, public toilets, street cleaning
• Thông tin xuất bản: Khoa học và Công nghệ, 2014
• Mô tả vật lý: 73-81
• Bộ sưu tập: Metadata
• ID: 557218

Tóm tắt

 This study was done in Van Giang district of Hung Yen province where has a significative increase of pig-farming in recent years with targets: to assess waste treatment state and to propose some solutions for environ metal protection and sustainable deverlopment of pig-farmings. They have mainly were build in 2000-2010 period according 4 different systerm types: VAC system with combination of fruit cultivation-fish culture-pig farming
  AC system with combination of fish culture-pig farming
  VC system with combination of fruit cultivation-pig farming
  and C system with only pig farming. Wastreatment solutions were done diversity in pig-farmings in Hung Yen province with ratios as: used for fish-pond (52.38 percent)
  biogas (47.62 percent)
  used for plant (38.10 percent)
  composting (9.52 percent)... .However, waste discharge form pig-farmings was not treated completely because ratio of waste discharge from pig-farmings to environment without treatment was as large as 28.57 percent. In a word, these waste treatment solutions are suitable and effective for pig-farmings but general defect of them was not complety treatment waste discharge. The waste treatment solutions has been applicated comprehensively and associatively the for environmental protection of pig-farmings.