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Category Posts for Roberts, Trent

26
Jan
2016
New and updated recommendations for phosphorus fertilizer
Author: Nathan Slaton, Professor & Director of Soil Testing

By Nathan Slaton, Professor and Trenton Roberts, Assistant Professor – Crop, Soil and Environmental Sciences Phosphorus fertilizer recommendations for rice and soybean were revised in December 2015 based on soil-test information and rice and soybean yield response results from nearly 150 phosphorus (P) fertilization trials.  The old and new soil-test level definitions are shown in […]

01
Oct
2015
Cereal Rye: Cover Crop Workhorse Part 3 in a Series
Author: Trenton Roberts, Research Assistant Professor, Crop, Soil & Environmental Sciences

Overview Cereal rye is a winter cereal crop that has garnered a lot of well-deserved attention in the cover crop world. As far as cover crops go in the Mid-south region, cereal rye is a workhorse that is hard to beat in terms of the benefits that can be gained for the relatively low input […]

09
Sep
2015
Tillage Radish- Not just for Tillage! Part 2 in a Series
Author: Trenton Roberts, Research Assistant Professor, Crop, Soil & Environmental Sciences

By Trenton Roberts, Research Assistant Professor, Crops, Soil & Environmental Sciences Overview The tillage radish or daikon radish has been bred/developed to produce a large taproot and penetrate compacted soil layers in an effort to increases soil aeration, water infiltration, decrease compaction and provide increased rooting depth opportunities to successive crops. Tillage radish are often promoted to […]

28
Aug
2015
Arkansas Rice Update 8-28-15
Author: Jarrod Hardke, Rice Extension Agronomist

August 28, 2015                         No. 2015-26 Dr. Jarrod Hardke, Dr. Trent Roberts, & Scott Stiles Crop Overview The old saying goes if you don’t have anything nice to say then don’t say anything at all.  I do wish there were nicer things to say right now, but hopefully better days are on the horizon. To echo […]

25
Aug
2015
Cover Crops Require Planning for Success. Part 1 in a Series
Author: Trenton Roberts, Research Assistant Professor, Crop, Soil & Environmental Sciences

By Trenton Roberts, Research Assistant Professor, Crops, Soil and Environmental Sciences If you are considering implementing winter cover crops into your crop rotation this fall the single biggest piece of advice that I can give you is to PLAN, PLAN, PLAN. The potential benefits of cover crops can be easily lost if you do not […]

26
Jun
2015
Arkansas Rice Update 6-26-15
Author: Jarrod Hardke, Rice Extension Agronomist

June 26, 2015                             No. 2015-18 Dr. Jarrod Hardke, Dr. Trent Roberts, Dr. Yeshi Wamishe, & Scott Stiles Crop Progress It’s been a long, hot week for much of the state with little rainfall since last weekend.  That is expected to change tonight with heavy thunderstorms on the way for the eastern half of Arkansas.  Those […]

29
May
2015
Arkansas Rice Update 5-29-15
Author: Jarrod Hardke, Rice Extension Agronomist

May 29, 2015                             No. 2015-14 Dr. Jarrod Hardke and Dr. Trent Roberts Crop Progress Yogi Berra would say this year is déjà vu all over again.  Here we find ourselves at the end of May with plenty of rice ready to go to flood.  Once again rice is nearing the end of the nitrogen application window […]

22
May
2015
Managing Ammonia Volatilization Losses from Urea in Less than Ideal Conditions
Author: Trenton Roberts, Research Assistant Professor, Crop, Soil & Environmental Sciences

It’s that time of year again. Time to apply sidedress N to corn and grain sorghum and apply preflood N in rice. Unfortunately the weather has not been as cooperative this year as many of us would have liked, but there is still time to make the best out of a bad situation. If the […]

30
Mar
2015
N-STaR Frequently Asked Questions
Author: Trenton Roberts, Research Assistant Professor, Crop, Soil & Environmental Sciences

Dr. Trent Roberts, Extension Soil Fertility Dr. Jarrod Hardke, Rice Extension Agronomist In an effort to respond to growing interest in the N-STaR program for rice, here are the answers to some frequently asked questions about N-STaR.  If you have additional questions, please contact us for more information. 1.     What does N-STaR measure? N-STaR soil […]

20
Feb
2015
Cover Crop Workshop March 12th at Rice Research and Extension Center
Author: Trenton Roberts, Research Assistant Professor, Crop, Soil & Environmental Sciences

Make plans to attend the University of Arkansas Cover Crops Workshop set for March 12th at the Rice Research and Extension Center near Stuttgart, AR. Attendance is free and lunch will be provided. CEU’s will be offered including 1.5 hours of Crop Management, 0.5 of Pest Management and 2.0 hours of Soil and Water credits.  […]