By Scout Nelson
Manure is an important source of nutrients for crops, but its value depends on how well it is managed. In this week’s episode of Advancing Nitrogen Smart, experts discuss essential steps in manure sampling and testing to help improve farm efficiency.
One key topic is the variability of nitrogen in manure. The amount of nitrogen can change within one type of manure and also between different types. This means testing is necessary before applying it to fields. The experts explain that changes in a farm’s operations—like feed changes or animal types—can also affect manure nutrient content.
Proper sampling is critical. The experts recommend following Minnesota guidelines, which include mixing manure well before sampling and collecting samples from several spots to get a reliable result. Once collected, manure samples must be kept cool and sealed to prevent decomposition, which could affect results.
Another major focus is safety. Manure storage areas can produce dangerous gases like methane and hydrogen sulfide. The experts stress that people should never enter enclosed manure storage spaces without proper safety gear and ventilation. “Safety is huge,” they remind listeners, and understanding the risks is key to staying safe.
An unexpected but important point is mail safety. When sending manure samples to a lab, it’s vital to avoid pressure build-up. The experts explain how tightly sealing jars without proper gas release can cause them to explode during transport.
This podcast episode offers helpful tips for handling manure properly, protecting worker safety, and ensuring effective nitrogen use. With the right testing and handling methods, manure becomes a powerful tool for healthy crops and sustainable farming.
Photo Credit:gettyimages-dmytro-diedov
Categories: Minnesota, Energy