. Agriculture through the laboratory and school garden. Agriculture. IMPROVEMENT OF PLANTS. 267 While the tendency of the plant to vary is so essential in furnishing the starting-point for a new variety, it is also the most difficuU factor'- to overcome in making that variety approach a fixed type ; for out of a number of seeds from the plant having the desired characters, only one 1st year SELECT PLAKTT^l) 2oYE:AR ioVEAR 4t>»YEAR 5th YEAR SELECT PLANT (T)*K. SELECT PLANTt SELECT PLANT(T) -DIAGRAM SHOWING METHOD OK SELECTING AND IMPROVING SEED. may come true. In that case, seeds should be u
. Agriculture through the laboratory and school garden. Agriculture. IMPROVEMENT OF PLANTS. 267 While the tendency of the plant to vary is so essential in furnishing the starting-point for a new variety, it is also the most difficuU factor'- to overcome in making that variety approach a fixed type ; for out of a number of seeds from the plant having the desired characters, only one 1st year SELECT PLAKTT^l) 2oYE:AR ioVEAR 4t>»YEAR 5th YEAR SELECT PLANT (T)*K. SELECT PLANTt SELECT PLANT(T) -DIAGRAM SHOWING METHOD OK SELECTING AND IMPROVING SEED. may come true. In that case, seeds should be used from that one plant only, and these planted in an isolated place. Possibly the next genera- tion may furnish several of the desired plants, and again seed must be selected only from these. WitJi selection, isolation, and cultivation con- timied for many generations, one may hope to obtain seeds the majority of which will come. 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 Jackson, Caroline Ruth, 1871- [from old catalog]; Daugherty, Millie (Crum) "Mrs. L. S. Daugherty," 1859- joint author. [from old catalog]. New York, O. Judd company
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectagriculture, bookyear
