. The principles of agriculture; a text-book for schools and rural societies . Fig. 74. A carei, or sedge. Fig. 75. A common sedge, or earex, inflower and when ripe. Striata. It was introduced accidentally into South Carolinaabout 1849. 304re. There are many kinds of grass-like plants. Thegreater part of these, at least in the North, belong to theclosely related Sedge family. Sedges are easily distinguishedby 3-ranked leaves and usually by 3-angled stems, with apith ; and the flowers are very unlike grasses. The sedges PASTURES, MEADOWS, AND FORAGE 195 aie generally worthless as forage plants,
. The principles of agriculture; a text-book for schools and rural societies . Fig. 74. A carei, or sedge. Fig. 75. A common sedge, or earex, inflower and when ripe. Striata. It was introduced accidentally into South Carolinaabout 1849. 304re. There are many kinds of grass-like plants. Thegreater part of these, at least in the North, belong to theclosely related Sedge family. Sedges are easily distinguishedby 3-ranked leaves and usually by 3-angled stems, with apith ; and the flowers are very unlike grasses. The sedges PASTURES, MEADOWS, AND FORAGE 195 aie generally worthless as forage plants, although some speeiea in the West and South afford acceptable cattle ranges when A grass is not to be had. Figs. 74 and 75 show ^ common types of sedges, such as are frequent in swales. 305«. In specialty-farming {4a), abundance ofplant-food and humus material can be added tothe soil, and rotations may not be needed ; butin general or mixed husbandry some kind of rota-tion is essential. Read Chapter xv., Fertility ofthe Land. 305/). The kind of rotation must be determined
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