Tag Archives: Disease Control

Is Scouting For Rice Diseases Effective?

Scout for presence and level of disease in each field By Don Groth LSU AgCenter In times when rice prices are low, producers must keep production costs low. One area to save money is on fungicide applications. Applying a fungicide when needed can greatly improve the return you receive from a crop. But applying a fungicide when it is not ... Read More »

P and K Management

Dr. Bruce Linquist California UCCE Rice Specialist balinquist@ucdavis.edu Application of the four Rs (right rate, right source, right timing and right placement) helps ensure high fertilizer use efficiency. Last year we discussed the four Rs of fertilizer N; this year I will touch on how they apply to phosphorus (P) and potassium (K) management in conventional water-seeded rice systems. The ... Read More »

Adjusting Rice Fertility Programs ‘Makes A Big Difference’

To help manage his rice crop, from winter planning sessions all the way through the season, Rehermann depends on the advice of Eric Benzel, a PCA with Big Valley Ag Services in Gridley. “The members of the family from which Eric comes are long time friends of my family,” Rehermann says. “Right after World War II, my father worked for ... Read More »

Specialists Speaking

LOUISIANA Dr. Dustin Harrell Extension Rice Specialist dharrell@agcenter.lsu.edu You could not ask for two consecutive rice production seasons better than we have seen in the past two years in Louisiana! Record yields were achieved in 2013, and 2014 yields were not far behind. The good yields, in part, can be explained by the mild temperatures and generally low disease pressure ... Read More »

Rice Disease Relief In 2014

Disease resistance breeding efforts contribute to mild year By Bruce Schultz LSU AgCenter Disease in rice was not as big of a problem in 2014 for most growers as in previous years, according to LSU AgCenter plant pathologist Don Groth. “With as much rain as we had, sheath blight wasn’t as bad as it could have been,” he said. The ... Read More »

Strange Is The New Normal

Dr. Jarrod T. Hardke Arkansas Rice Extension Agronomist University of Arkansas, Cooperative Extension Service jradke@uaex.edu Strange is the New Normal Arkansas rice farming in 2014 was a lot like a line heard often about playing cards: it wasn’t necessarily a matter of holding good cards, but sometimes, playing a poor hand well. Luck also played a large role. 2014 was ... Read More »

Rice fertility research

DR. JOHN SAICHUK LOUISIANA jsaichuk@agcenter.lsu.edu Fertility research is one of the oldest areas of agricultural research, which might insinuate there is little left to investigate. If that were true, we would not get so many questions from growers each year about rice fertility; these questions drive research Dr. Dustin Harrell has primary responsibility for rice fertility research in Louisiana. Several ... Read More »

Scout early and often and plan ahead

Missouri Rice Disease Control By Sam Atwell University of Missouri Extension Rice blast is one of the earliest known foliar diseases. The blast fungus survives in various ways but often is seedborne. To reduce seedborne blast, research suggests seed treated with Dynasty fungicide (azoxystrobin) at a rate above 0.75 fluid ounces per hundredweight. However, note that this seed treatment will ... Read More »

Controlling Blast

DR. JOHN SAICHUK LOUISIANA jsaichuk@agcenter.lsu.edu Last year, when I was writing about disease management for the 2012 rice-growing season, I concentrated on what I thought was going to be the major issue of the year – resistant sheath blight. At the time, I was concerned about the possible section 18 label for Sercadis fungicide, which had not, at that writing, ... Read More »

Aquatic insects in rice

DR. M.O. “MO” WAY TEXAS Rice Research Entomologist moway@aesrg.tamu.edu In rice fields, many insects are aquatic and obtain oxygen by absorbing this dissolved gas directly from the water through their integument, by surfacing and taking a bubble of air with them underwater or by trapping air among fine hairs on the undersides of their abdomens. Speaking of aquatic insects, I ... Read More »