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Jeff S. Kuehny, Matt Taylor and Michael R. Evans

) that are composed of pressed wood pulp and a minimum of 74% recycled paper, with at least 37% post-consumer recycled (on dry weight basis) ( Fig. 1 ). Growth of marigold ( Tagetes erecta ), vinca, impatiens, geranium, and tomato ( Solanum lycopersicum

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Nicole L. Waterland, Craig A. Campbell, John J. Finer and Michelle L. Jones

; 41.6 cm 3 /cell) and seed geraniums (finished 10-cm pots). All plants except the seed geraniums were transplanted to 11-cm pots containing soilless greenhouse media (Promix BX; Premier Horticulture, Quebec, Canada). Plants were grown under normal

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Kristin L. Getter and Dale W. Rozeboom

substrate were sent to a laboratory (A&L Great Lakes Laboratories, Fort Wayne, IN) for saturated media extract and organic matter analysis. Seeds of four species (geranium, marigold, pansy, and petunia) were sown in 128-plug trays (except for pansy in 288

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M. Gabriela Buamscha, James E. Altland, Dan M. Sullivan, Donald A. Horneck and John P.G. McQueen

) dynamics in douglas fir bark (DFB). Plant response. On 19 June 2006, uniform plugs of ‘Maverick Red’ geranium ≈7 cm tall were transplanted to #1 containers (3 qt) filled with DFB. Treatments were arranged in a 2 × 3 factorial with two bark types and three N

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Uttara C. Samarakoon, James E. Faust and John M. Dole

treatments on mechanical strength and resistance to Botrytis cinerea infection which are two important factors that impact cutting durability and survival. Geranium and poinsettia were used as model plants. Materials and Methods Three experiments were

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Mary Jane Clark and Youbin Zheng

potting mixes in Canada. General purpose potting mixes can be used to grow a wide range of plants; however, petunia ( Petunia × hybrida ), tomato ( Solanum lycopersicum ), and zonal geranium ( Pelargonium × hortorum ) are among the plants most commonly

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Brian E. Jackson, Robert D. Wright and Nazim Gruda

previously, and the experiment was ended 3 Aug. A third study was initiated 11 May 2007 with rooted cuttings of zonal geranium ( Pelargonium × hortorum ‘Rocky Mountain White’) potted in round 15-cm, 1.25-L containers with the same substrates as described

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Kellie J. Walters and Roberto G. Lopez

influenced by ALK and TEMP. Materials and Methods Plant material. Cuttings of verbena ( Verbena peruviana ) ‘Aztec Blue Velvet’ were stuck in 102-cell liner trays, and ivy geranium ( Pelargonium × peltatum ) ‘Precision Pink’ were stuck in 104-cell liner

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James E. Altland, Charles Krause, James C. Locke and Wendy L. Zellner

, geranium ( Pelargonium × hortorum ‘Orbit Red’) relative growth rate was higher with water-soluble micronutrients in the irrigation stream. Steel slag is a by-product of the steel industry with high mineral nutrient content. As steel scraps and iron ore

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Nicholas J. Flax, Christopher J. Currey, Alexander G. Litvin, James A. Schrader, David Grewell and William R. Graves

controls. Table 1. Parent materials of 11.4-cm–diameter bioplastic plant containers and a petroleum-based plastic (control) container used to produce new guinea impatiens ( Impatiens hawkeri W. Bull ‘Divine Cherry Red’) and zonal geranium ( Pelargonium