SAWDUST FOR ANIMAL FEEDS
Sawdust contains 50 to 60% cellulose and about 30% lignin. Cellulose is an important component in animal feeds as a source of energy while lignin acts as a barrier to the digestibility of cellulose. Thus, the animals can hardly digest the sawdust. The lignin can be removed or reduced by first treating the sawdust before it is fed to the animals.
Sawdust, nitric acid, sodium hydroxide
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Swine raising business / Hog Production Business
Swine raising is an age old backyard business in the Philippines. Currently about 70% of the swine industry is composed of small raiser / backyard raisers. And way back 2004 the Philippines is in the top 20 countries in terms of sow population. It only shows how we Filipino love to eat pork. And swine raising is a good business or sideline to invest .
There are many breeds of swine in the Philippines, the most common are landrace, largewhite, pietrain and duroc.
Landrace are good sows. They are white in color and have slender, long body and an ears that are drooping. They produce good litters and they are also good milkers. Sometimes they have weak legs.
Largewhite are also good sow/mother. They are more rounded and have ears which are erect. They are also white and in color.
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