A problem of magnitudes     THE PROBLEMATIC NATURE OF PIG SLURRY AND OTHER LIVESTOCK BY PRODUCTS. The problem of livestock effluents and wasteflows in general, and of pig breeding in particular, is a question of excess. It's a complex problem, from different points of view, with serious economical, environmental, social, and even legal consequences. The lack of proper treatment causes a great deal of squandering in the global energetic balance of the industrial and productive processes of a livestock farm.   SELCO MC ® copyright 2008 .Privacy policy. Conditions of use and author's rights. . . .