Vegetable growing . ecessity in the pro-duction of the potato. Insects and fungi are now attackingthis crop with considerable energy and spraying has becomejust as important as in the growing of apples. The most important pests attacking the potato are: thepotato beetle, early blight, late blight, and the scab. Arsen-ate of lead is used for controlling the potato beetle; Bordeauxmixture for the blights; and the formalin treatment, previ-ously mentioned, for the scab. The first spraying should be given when the plants are6 to 8 inches high and the treatment repeated at intervals of POTATO 285 t
Vegetable growing . ecessity in the pro-duction of the potato. Insects and fungi are now attackingthis crop with considerable energy and spraying has becomejust as important as in the growing of apples. The most important pests attacking the potato are: thepotato beetle, early blight, late blight, and the scab. Arsen-ate of lead is used for controlling the potato beetle; Bordeauxmixture for the blights; and the formalin treatment, previ-ously mentioned, for the scab. The first spraying should be given when the plants are6 to 8 inches high and the treatment repeated at intervals of POTATO 285 two weeks in order to keep the jjlants well covered withBordeaux tliroughout the season. This is necessary sinceBordeaux is used as a preventative and will not cure after theblights have once entered the plant tissues. For best results,spraying should be continued as long as the plants the potato beetle is present, add 3 pounds ofarsenate of lead to 50 gallons of Bordeaux and apply them atthe same Fig. 134.—-Potato leaf affected with the Wight. This disease is controlledby spraying with Bordeaux. Bulb Crops.—Onion.—The short season bulb crops aregreen onions which have been previously treated in ChapterXIV, with the other classes of onions. 286 CROPS SOWN IN THE OPEN GROUND PEA. This vegetable is one of the few legumes grown in thehome garden. It is widely planted and highly appreciatedby a large majority of people. The composition of the peais such that it is one of our most nutritious regard it as one of their principal crops during thespring and early summer.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectvegetablegardening
