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Yan Chen, Regina P. Bracy, Allen D. Owings and Donald J. Merhaut

that each aerated the solution constantly in one of the six reservoir tanks. The movement of air bubbles also provides agitation for constantly mixing the solution in the reservoir tank. All units were controlled simultaneously by an irrigation

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George Gizas, Ioannis Tsirogiannis, Maria Bakea, Nikolaos Mantzos and Dimitrios Savvas

seems to be improved when they are mixed with coarse inorganic materials ( Spomer, 1974 ). However, mixing different media may alter not only the air capacity in the obtained blend, but also the unsaturated hydraulic conductivity, which is crucial for

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Diane Feliciano Cayanan, Mike Dixon, Youbin Zheng and Jennifer Llewellyn

.03 mg·L −1 . Pond water was disinfected using a chlorination system from ClearTech (ClearTech, Mississauga, Ontario, Canada), which pumped pond water from the collection pond into a 1386-L mixing tank. A chlorine stock solution of 12,500 mg·L −1 was

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amendment were foliar-applied in tank mix on ‘Penncross’ creeping bentgrass grown with root zones of 100% sand or 90% sand + 10% peat (by volume). Gao and Li (p. 157) report that organic amendment resulted in better or equivalent turfgrass visual quality

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Mohammed Z. Alam and Calvin Chong

mixing tanks, each also equipped with its own EC sensor, and continuously aerated. The injector and mixing tanks were connected to a computer through an interface panel. This fourth-generation configuration of the system allowed recirculation of up to

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Xiuling Tian and Youbin Zheng

not detect any plant pathogens (data not shown). The objective of this study was to evaluate the inhibitory potential of three compost teas (pine bark, manure, and vermicasting), Root Rescue Landscape Powder ® (a mix of mycorrhizae and other

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Sangho Jeon, Charles S. Krasnow, Gemini D. Bhalsod, Blair R. Harlan, Mary K. Hausbeck, Steven I. Safferman and Wei Zhang

filtration systems. Six small-scale irrigation systems were constructed to simulate the ebb-and-flow and flood-floor systems in greenhouse settings, each consisting of an ebb-and-flow bench (8 × 4 ft), an optional prefilter tank, an optional filter unit, and

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Youssef Rouphael, Giampaolo Raimondi, Rosanna Caputo and Stefania De Pascale

semiclosed systems were compared: EC-based strategy: the mixing tank was refilled with reference nutrient solution (EC of 2.0 dS·m −1 at 25 °C) to maintain a relatively constant nutrient concentration. Because of the accumulation of ballast (Na + and Cl

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Ockert P.J. Stander, Karen I. Theron and Paul J.R. Cronjé

mm fruit diameter, albeit with a higher concentration of 40 mg·L −1 2,4-D, whereas Almela et al. (1994) reported successful reduction of splitting of ‘Nova’ mandarin with two tank-mix applications of 2,4-D (20 mg·L −1 ) and GA 3 (20 mg·L −1 ) at

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Mingying Xiang, Justin Q. Moss, Dennis L. Martin and Yanqi Wu

acclimation period, daily subirrigation was applied to all the pots by solution tanks (50 gal) that were fitted with a water pump and timer. The greenhouse nonpotable water source used in this study had a pH of 7.8, an electrical conductivity (EC) level of 0