A new theory initially, divide the area into four sections according to the ratio 30: 30: 30: 10, which means
. The area is one of about 30%, digging pools, catchment for rain water entrapped in the rainy season and the dry season in plants as well as animals and plants, water,
. The second area is approximately 30%, rice in the rainy season as the daily food for the family, enough all year round. To cut expenses, and self-reliance.
The third area is approximately 30%, cultivated wood effect. Woody crops vegetables, herbs, etc., to be used as a daily diet. If it sells the commodity to utility
The fourth area is approximately 10% are living animals. Roads and housing, etc.
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