By planned and prepared under the direction of Carroll E. Wood, Jr., assisted by Elizabeth A. Shaw ; with the technical help of Karen S. Velmure and Kenneth R. Robertson.
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Extra resources for A student's atlas of flowering plants : some dicotyledons of eastern North America
1997. Year of the Petunia fact sheet. NGB, Downers Grove, Illinois. Nau, J. 1999. American Seed Houses in the 18th and 19th Century. West Chicago, Illinois. Onofrey, D. 2001. Plug Pioneer’s Perspective. Greenhouse Grower. Mid-September Bonus Edition, pp. 16–21. S&G Flowers. 2002. Plug Into a World of Support. GMPro. November, p. 32. N. 1981. Heirlooms and Genetics, 100 Years of Vegetables and Flowers. Cambridge Seed Packet, Cambridge, New York. Whitmore, L. 1990. Vaughan’s Corporate Culture Evolves.
Plugs allow growers to achieve a higher quality, more uniform finished crop. Disease can also be less of a factor because roots are not damaged during transplant. Better overall space use. Plugs can be held at a high plant density for weeks during the plug production cycle, which means better space use economics. Although plug trays take up significantly more space than open seed flats, seedlings from open seed flats take much longer to finish. 7 shows that growing out a begonia crop in 36-cell packs takes about 15 weeks in total.
The bedding/garden industry will continue with slower growth. References and further reading American Seed Trade Association. 2002. About ASTA. asp 25 Ball Catalog. 1953. Ball, V. ). 1968a. Michigan Bedding Plant Meeting. GrowerTalks. August, p. 18. Ball, V. ). 1968b. Important News. GrowerTalks. September, back cover. Ball, V. ). 1968c. National Bedding Plant Conference. GrowerTalks. October, p. 1. Ball, V. 1977. Ball Bedding Book, a Guide for Growing Bedding Plants. Geo. J. , West Chicago, Illinois.