Quite a few farmers throughout the northern half of Indiana are frustrated with the slow drydown of the 2023 corn crop, especially since some grain elevators are refusing to accept grain deliveries with moistures above certain levels, e.g., 27%.
101 articles tagged "corn".
Among a number of corny oddities that appear from time to time is one that falls into the “kernel disorder” category.
Tracking the western bean cutworm moth flight wouldn’t be possible without the many pheromone trap cooperators in our network, see following “Western Bean Cutworm Pheromone Trap Report.”
Tar Spot – We continue to confirm counties with active tar spot.
It is important to continue to scout for diseases in both corn and soybeans. Recent rains have created favorable environmental conditions for the development of foliar diseases in both crops.
The biggest challenge so far this year for Indiana corn production has been the dry conditions experienced throughout the state (Figure 1).
Insecticide recommendations for controlling in-season infestations have been updated for corn, soybean and alfalfa.
Armyworm moth captures have varied throughout the state for the last eight weeks (see “Armyworm Pheromone Trap Report”).
This summary is based on 55 field scale research trials conducted at Purdue Ag. Centers and with on-farm collaborators around the state of Indiana from 2014 – 2022.
Sulfur Deficiency
Sulfur (S) deficiency has become more common in
Indiana crops because S emissions from coal-fired power
plants have decreased over the past few decades
(Camberato et al., 2022). Consequently, atmospheric S
deposition to soils has also decreased.
Sulfur deficient corn plants exhibit a general yellow-
green color from top to bottom of the plant, often also
with visible leaf striping (Fig. 1). Other nutrient deficiencies
can cause striping and can sometimes be confused with S
