. The California fruits and how to grow them;. Fruit culture. 472 CALIFORNIA FRUITS: HOW TO GROW THEM bran remedy, prepared as already described for cut-worms. A table- spoonful is thrown by the side of each vine or tree. If placed on shingles about the vineyard, much of the poison not eaten may be afterward gathered up and saved.* Red Spider and Other Mites.—Very minute insects, usually dis- cernible only with the aid of a magnifier, sometimes destroy the leaves, causing them to lose their color and health by their inroads upon the leaf surface. The red spider and yellow mite are conspicuous
. The California fruits and how to grow them;. Fruit culture. 472 CALIFORNIA FRUITS: HOW TO GROW THEM bran remedy, prepared as already described for cut-worms. A table- spoonful is thrown by the side of each vine or tree. If placed on shingles about the vineyard, much of the poison not eaten may be afterward gathered up and saved.* Red Spider and Other Mites.—Very minute insects, usually dis- cernible only with the aid of a magnifier, sometimes destroy the leaves, causing them to lose their color and health by their inroads upon the leaf surface. The red spider and yellow mite are conspicuous exam- ples ; they infest nearly all orchard trees, especially the almond, prune, and plum. The eggs of the red spider are ruby-red globules, as seen with the magnifier, and are deposited in vast numbers upon the bark of the tree, and leave a red color upon the finger if it is rubbed. Hawk Moth larva. (Philampeles achemon Drury.) over them. The eggs are very hard to kill, and treatment is most effective when applied in the spring and summer after the mites are hatched out. The popular remedy is a thorough dusting of the trees with sulphur. On a large scale the sulphur is applied in a cloud by means of a modification of the broad-cast barley sower or with the sulphur machines specially made for this purpose. On a small scale it may be applied with a bellows as for grape-vines, or shaken from a cheese-cloth bag at the end of a pole. Sulphur sprays have been found most effective in controlling the red spider. The ingredients of the sulphur sprays are prepared as follows: *For the protection of nurseries, orchards, and vineyards it is often necessary to resort to various devices for excluding the grasshopper, or for destroying them upon adjoining fields. Publications describing such devices are Bulletins 142, 170 and 192, University Experiment Station, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readabil
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