. Efficient use of annual plants on cattle ranges in the California foothills . Figure 7.—Variations in the length of time that cattle grazed almost entirely on dry forage on foothill range. requirements of cattle (2, 3). Because it serves as a protein supplement to the other dry plants during the summer and fall, when present in adequate quantity, bur-clover is the most valuable of the annual plants on foothill ranges. Vitamin A deficiencies may also occur on dry annual-plant range where there is no browse. Phosphorus deficiencies, which may occur in the natural forage, will usually be met by
. Efficient use of annual plants on cattle ranges in the California foothills . Figure 7.—Variations in the length of time that cattle grazed almost entirely on dry forage on foothill range. requirements of cattle (2, 3). Because it serves as a protein supplement to the other dry plants during the summer and fall, when present in adequate quantity, bur-clover is the most valuable of the annual plants on foothill ranges. Vitamin A deficiencies may also occur on dry annual-plant range where there is no browse. Phosphorus deficiencies, which may occur in the natural forage, will usually be met by use of concentrates as supple- mental feeds {12).
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