. Circular. Agriculture. have been known very rarely to nest in a box â with a round entrance one inch in diameter, and this usually keeps out sparrows, but if the entrance is large enough for any bird larger than the house wren the sparrow may get in. As sparrows begin nesting earlier in the spring than most other birds they may be driven from a nesting box early in the year by removing the nesting material from the box several times a week. For this purpose a plethora of boxes must be used and each box must be easily accessible and must have an opening by means of which the nest may be taken
. Circular. Agriculture. have been known very rarely to nest in a box â with a round entrance one inch in diameter, and this usually keeps out sparrows, but if the entrance is large enough for any bird larger than the house wren the sparrow may get in. As sparrows begin nesting earlier in the spring than most other birds they may be driven from a nesting box early in the year by removing the nesting material from the box several times a week. For this purpose a plethora of boxes must be used and each box must be easily accessible and must have an opening by means of which the nest may be taken out with little. â Tv^y.^.- "â ', , { Fig. 1. â Perspective and sectional drawings of an improvised nest box for the interior of build- ings. (After Biological Survey.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Massachusetts. State Board of Agriculture. Boston, Mass.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear
