Fall fertilizer applications hold some appeal to producers in Kansas. When applying anhydrous ammonia in the fall, there are a few factors to consider. These factors include soil temperature, texture, and moisture.
Producers are getting ready for fall applications of anhydrous ammonia, however very dry soils in most of Kansas is a concern. Can anhydrous ammonia be effectively applied to dry soils?
For fall applications of anhydrous ammonia, there are a number of factors that must be considered, including soil texture, temperature, and soil moisture. Consider the following guidelines discussed in this article before taking to the field.
Many producers are getting ready for fall anhydrous applications. Some producers are applying anhydrous now to fields that will be planted to wheat. However, very dry soils in many areas of Kansas can be a concern. Applications need to be deep enough to reach some moisture to minimize the risk for loss.
For fall applications of anhydrous ammonia there are a number of factors to consider including soil temperature, soil texture, and soil moisture. This time of year, it is important to not apply anhydrous while soil temperatures are above a certain threshold. Learn more in this article.
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Soils across Kansas are still running above 50°F at the 4-inch depth. It is best to delay anhydrous ammonia applications until soil temperatures drop below this threshold. By delaying application until cold weather, over-winter losses of the applied nitrogen can be minimized. Fall applications should be avoided on sandy soils prone to leaching.
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Some producers like the idea of applying anhydrous ammonia in the fall ahead of the following corn crop. However, several factors must be considered, including soil texture, temperature, and moisture. Currently, soil temperatures across Kansas are still above the recommended threshold when applying anhydrous ammonia.
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Many producers are getting ready for fall anhydrous applications. While soil temperature must be monitored before applying anhydrous ammonia, soil moisture status must not be overlooked. When the soil is dry, will it be able to hold anhydrous ammonia? Learn what steps can be taken to minimize nitrogen loss after application.