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750 Phosphorus and Potassium Management

Oral Session
S04 Soil Fertility & Plant Nutrition
This session deals with crop response to different phosphorus and potassium fertilizers.
Wednesday, 8 October 2008: 3:10 PM-5:30 PM
George R. Brown Convention Center, 371A

Presiding:
Glendon Harris
3:10 PM
Introductory Remarks
3:15 PM
750-1
Polymer Fertilizer Coatings: Can They Increase Phosphorus Efficiency in Rice?.
David Dunn, University of Missouri; William Stevens, University of Missouri
3:30 PM
750-2
Synergistic Effects of Rock Phosphate and Green Manure on Soil Phosphorus Availability.
Terry Rick, Montana State Univ.; Clain Jones, Montana State Univ.; Richard Engel, Montana State Univ.; Perry Miller, Montana State Univ.
3:45 PM
750-3
Agricultural Utilization of the Apatite-Phosphorus in Pyroclastic Flow Deposits in Subsoil Using a Trencher.
Yasuo M. Nakamaru, Tokyo University of Agriculture; Youichi Saito, Kaneka Foods Inc.; Shunske Katougi, Tokyo University of Agriculture; Yuich Kuribara, Tokyo University of Agriculture; Kazumi Sato, Tokyo University of Agriculture; Hiroyuki Tabuchi, Tokyo University of Agriculture; Shinsuke Hutaya, Tokyo University of Agriculture; Teruyuki Komatsu, Tokyo University of Agriculture
4:00 PM
750-4
Effect of Phosphorus Fertilization on Early Growth of Corn on Six Alluvial Soils in Louisiana.
Brenda Tubana, Louisiana State University Agricultural Center; J.C. Stevens Jr., Louisiana State University AgCenter; Henry Mascagni Jr., Louisiana State Univ.; Donald Boquet, Louisiana State Univ.; Ernest Clawson, Louisiana State Univ.; Dustin Harrell, Louisiana State University Agricultural Center; Jim Wang, Louisiana State University Agricultural Center; Jasper Teboh, Louisiana State University Agricultural Center
4:15 PM
Break
4:30 PM
750-5
Fine Root Response to P levels in Chicory.
Richard Zobel, USDA-ARS; Kimberly Cassida, USDA-ARS; Javier Gonzalez, USDA-ARS; Thomas Kinraide, USDA-ARS
4:45 PM
750-6
Buckwheat Potential to Contribute Solubilized Soil P to Subsequent Crops.
Jasper mUKI Teboh, Louisiana State University; David Franzen, North Dakota State Univ.
5:00 PM
750-7
Exploitation of Coal Fly Ash Based Synthetic Aggregates as a Granular Fertilizer Medium and a Soil Amendment to Improve Crop Production in Low Productive Red Soil in Okinawa, Japan.
Guttila Jayasinghe, Kagoshima Univ.; Yoshihiro Tokashiki, Univ. of the Ryukyus
5:15 PM
750-8
Improving the Achene Yield, Oil contents and Nutrient uptake in Spring planted Sunflower (Helianthus annuus L.) by potassium application.
Mumtaz Cheema, University of Agriculture, Faisalabad; Javeed S. Dar, University of Agriculture, Faisalabad; Muhammad Wahid, University of Agriculture, Faisalabad; Muhammad Saleem, University of Agriculture, Faisalabad; Mubashir Hussain, University of Agriculture, Faisalabad
5:30 PM
Adjourn
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