Potassium http://www.ipm.iastate.edu/ipm/icm/taxonomy/term/225/feed The taxonomy view with a depth of 0. en How do uncertain prices influence phosphorus and potassium fertilization this fall? http://www.ipm.iastate.edu/ipm/icm/2007/10-1/kp.html Careful management of phosphorous and potassium is needed for economic reasons. Antonio P. Mallarino Corn Fertilizer IC-498(24) -- October 1, 2007 John E. Sawyer Phosphorus Potassium Soils Thu, 04 Oct 2007 09:07:12 -0500 jvandyk 2602 at http://www.ipm.iastate.edu/ipm/icm How do uncertain prices influence phosphorus and potassium fertilization this fall? http://www.ipm.iastate.edu/ipm/icm/2007/10-1/kp.html Careful management of phosphorous and potassium is needed for economic reasons. Antonio P. Mallarino Corn Fertilizer IC-498(24) -- October 1, 2007 John E. Sawyer Phosphorus Potassium Soils Thu, 04 Oct 2007 09:07:12 -0500 jvandyk 2602 at http://www.ipm.iastate.edu/ipm/icm How do uncertain prices influence phosphorus and potassium fertilization this fall? http://www.ipm.iastate.edu/ipm/icm/2007/10-1/kp.html Careful management of phosphorous and potassium is needed for economic reasons. Antonio P. Mallarino Corn Fertilizer IC-498(24) -- October 1, 2007 John E. Sawyer Phosphorus Potassium Soils Thu, 04 Oct 2007 09:07:12 -0500 jvandyk 2602 at http://www.ipm.iastate.edu/ipm/icm Soybean aphids and K-deficient soybeans: Why are there aphids in my field and not my neighbor's? http://www.ipm.iastate.edu/ipm/icm/2006/1-23/k.html Nitrogen may hold the secret. IC-496 (1) -- January 23, 2006 Insects and Mites Matt O'Neal Potassium Soybean Aphid Fri, 27 Jan 2006 16:09:46 -0600 jvandyk 280 at http://www.ipm.iastate.edu/ipm/icm Soybean aphids and K-deficient soybeans: Why are there aphids in my field and not my neighbor's? http://www.ipm.iastate.edu/ipm/icm/2006/1-23/k.html Nitrogen may hold the secret. IC-496 (1) -- January 23, 2006 Insects and Mites Matt O'Neal Potassium Soybean Aphid Fri, 27 Jan 2006 16:09:46 -0600 jvandyk 280 at http://www.ipm.iastate.edu/ipm/icm Plan carefully for potassium fertilization this fall http://www.ipm.iastate.edu/ipm/icm/2005/9-19/planfert.html Prices for fertilizer are up. Antonio P. Mallarino IC-494(23) -- September 19, 2005 Potassium Soils Fri, 23 Sep 2005 15:40:45 -0500 jvandyk 186 at http://www.ipm.iastate.edu/ipm/icm Foliar fertilization of soybean: Is it useful to supplement primary fertilization? http://www.ipm.iastate.edu/ipm/icm/2005/6-20/folfert.html Research results are presented. Antonio P. Mallarino IC-494(15) -- June 20, 2005 Phosphorus Potassium Soils Thu, 23 Jun 2005 16:14:42 -0500 adminn 81 at http://www.ipm.iastate.edu/ipm/icm Foliar fertilization of soybean: Is it useful to supplement primary fertilization? http://www.ipm.iastate.edu/ipm/icm/2005/6-20/folfert.html Research results are presented. Antonio P. Mallarino IC-494(15) -- June 20, 2005 Phosphorus Potassium Soils Thu, 23 Jun 2005 16:14:42 -0500 adminn 81 at http://www.ipm.iastate.edu/ipm/icm Potassium deficiency symptoms in corn and soybean: What can we do about them? http://www.ipm.iastate.edu/ipm/icm/2005/6-20/potassium.html With potassium, focus on the future. Antonio P. Mallarino Crop Production IC-494(15) -- June 20, 2005 Potassium Thu, 23 Jun 2005 15:37:23 -0500 adminn 78 at http://www.ipm.iastate.edu/ipm/icm Use new potassium soil test and fertilizer recommendations http://www.ipm.iastate.edu/ipm/icm/2003/10-20-2003/fertrecom.html New and previous recommendations compared. 2003 Antonio Mallarino IC-490(23) -- October 20, 2003 John E. Sawyer Potassium Soils Sun, 19 Oct 2003 14:00:00 -0500 jvandyk 1908 at http://www.ipm.iastate.edu/ipm/icm Hailed-out soybean fields http://www.ipm.iastate.edu/ipm/icm/2002/10-21-2002/hailed.html Fallen seed returns nutrients to soil. 2002 IC-488(22) -- October 21, 2002 John E. Sawyer Nitrogen Phosphorus Potassium Soils Sun, 20 Oct 2002 14:00:00 -0500 jvandyk 1741 at http://www.ipm.iastate.edu/ipm/icm Hailed-out soybean fields http://www.ipm.iastate.edu/ipm/icm/2002/10-21-2002/hailed.html Fallen seed returns nutrients to soil. 2002 IC-488(22) -- October 21, 2002 John E. Sawyer Nitrogen Phosphorus Potassium Soils Sun, 20 Oct 2002 14:00:00 -0500 jvandyk 1741 at http://www.ipm.iastate.edu/ipm/icm Hailed-out soybean fields http://www.ipm.iastate.edu/ipm/icm/2002/10-21-2002/hailed.html Fallen seed returns nutrients to soil. 2002 IC-488(22) -- October 21, 2002 John E. Sawyer Nitrogen Phosphorus Potassium Soils Sun, 20 Oct 2002 14:00:00 -0500 jvandyk 1741 at http://www.ipm.iastate.edu/ipm/icm Is it iron or potassium deficiency? http://www.ipm.iastate.edu/ipm/icm/2002/7-1-2002/ironork.html John Sawyer explains the difference. 2002 IC-488(15) -- July 1, 2002 Iron John E. Sawyer Potassium Soils Sun, 30 Jun 2002 14:00:00 -0500 jvandyk 1853 at http://www.ipm.iastate.edu/ipm/icm Corn leaf potassium deficiency symptoms http://www.ipm.iastate.edu/ipm/icm/2002/7-1-2002/cornleaf.html Watch for yellowing leaf margins. 2002 Antonio Mallarino IC-488(15) -- July 1, 2002 John E. Sawyer Potassium Soils Sun, 30 Jun 2002 14:00:00 -0500 jvandyk 1845 at http://www.ipm.iastate.edu/ipm/icm Is it iron or potassium deficiency? http://www.ipm.iastate.edu/ipm/icm/2002/7-1-2002/ironork.html John Sawyer explains the difference. 2002 IC-488(15) -- July 1, 2002 Iron John E. Sawyer Potassium Soils Sun, 30 Jun 2002 14:00:00 -0500 jvandyk 1853 at http://www.ipm.iastate.edu/ipm/icm Corn and soybean responses to deep-band phosphorus and potassium http://www.ipm.iastate.edu/ipm/icm/2000/9-18-2000/deepband.html Research results are presented. 2000 Antonio Mallarino Deep-banding IC-484(22) -- September 18, 2000 Phosphorus Potassium Soils Sun, 17 Sep 2000 14:00:00 -0500 jvandyk 1541 at http://www.ipm.iastate.edu/ipm/icm Corn and soybean responses to deep-band phosphorus and potassium http://www.ipm.iastate.edu/ipm/icm/2000/9-18-2000/deepband.html Research results are presented. 2000 Antonio Mallarino Deep-banding IC-484(22) -- September 18, 2000 Phosphorus Potassium Soils Sun, 17 Sep 2000 14:00:00 -0500 jvandyk 1541 at http://www.ipm.iastate.edu/ipm/icm Corn and soybean responses to deep-band phosphorus and potassium http://www.ipm.iastate.edu/ipm/icm/2000/9-18-2000/deepband.html Research results are presented. 2000 Antonio Mallarino Deep-banding IC-484(22) -- September 18, 2000 Phosphorus Potassium Soils Sun, 17 Sep 2000 14:00:00 -0500 jvandyk 1541 at http://www.ipm.iastate.edu/ipm/icm Potassium deficiency symptoms in corn http://www.ipm.iastate.edu/ipm/icm/2000/6-26-2000/kdef.html Dry conditions earlier contribute to this problem. 2000 IC-484(15) -- June 26, 2000 John E. Sawyer Potassium Soils Sun, 25 Jun 2000 14:00:00 -0500 jvandyk 1500 at http://www.ipm.iastate.edu/ipm/icm Effective use of precision agriculture for improved management of phosphorus, potassium, and lime http://www.ipm.iastate.edu/ipm/icm/1999/5-5-1999/preciskplime.html 1999 Antonio Mallarino IC-482 (PrecisAg) -- May 5, 1999 Lime Phosphorus Potassium Soils Tue, 04 May 1999 14:00:00 -0500 jvandyk 1331 at http://www.ipm.iastate.edu/ipm/icm Effective use of precision agriculture for improved management of phosphorus, potassium, and lime http://www.ipm.iastate.edu/ipm/icm/1999/5-5-1999/preciskplime.html 1999 Antonio Mallarino IC-482 (PrecisAg) -- May 5, 1999 Lime Phosphorus Potassium Soils Tue, 04 May 1999 14:00:00 -0500 jvandyk 1331 at http://www.ipm.iastate.edu/ipm/icm Effective use of precision agriculture for improved management of phosphorus, potassium, and lime http://www.ipm.iastate.edu/ipm/icm/1999/5-5-1999/preciskplime.html 1999 Antonio Mallarino IC-482 (PrecisAg) -- May 5, 1999 Lime Phosphorus Potassium Soils Tue, 04 May 1999 14:00:00 -0500 jvandyk 1331 at http://www.ipm.iastate.edu/ipm/icm Symptoms of dry soil-induced potassium deficiency http://www.ipm.iastate.edu/ipm/icm/1997/6-30-1997/drysoilK.html 1997 IC-478(15) -- June 30, 1997 Potassium Randy Killorn Regis Voss Soils Sun, 29 Jun 1997 14:00:00 -0500 jvandyk 1024 at http://www.ipm.iastate.edu/ipm/icm Dry weather induces potassium deficiency http://www.ipm.iastate.edu/ipm/icm/1996/7-15-1996/kdeficiency.html 1996 Dry Weather IC-476(18) -- July 15, 1996 Potassium Regis Voss Soils Sun, 14 Jul 1996 14:00:00 -0500 jvandyk 853 at http://www.ipm.iastate.edu/ipm/icm Dry weather induces potassium deficiency http://www.ipm.iastate.edu/ipm/icm/1996/7-15-1996/kdeficiency.html 1996 Dry Weather IC-476(18) -- July 15, 1996 Potassium Regis Voss Soils Sun, 14 Jul 1996 14:00:00 -0500 jvandyk 853 at http://www.ipm.iastate.edu/ipm/icm