The article ``Soil-Management Lessons Help California Ranchers,'' Aug. 3, emphasizes that running cattle can improve our land. It does not mention that for decades, cattlemen have cut down uncounted oak trees in order to ``increase the grasses for cattle.'' Wrong. Grasses grow better and with more nutrition beneath the oaks. Accumulated detritus also aids growth.
Why do ranchers require the incentives of large state subsidies of money, seed, and road building if the California Soil Conservation's program offers proven benefits? Allan Shields, Mariposa, Calif.
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