Fertilizer use in dairy farm nutrient management.

With an imbalance of nutrients found on many dairy farms, largely due to imported feeds, why do we need to purchase fertilizers at all? Can't manure and soil supply all the nutrient needs for crops? Certainly with increases in soil nutrient levels over time, such as with phosphorus, fertilizers are not needed in as great a quantity as 50 years ago. But, fertilizers can still play an important role in efficiently producing high yielding, high quality crops. Consider the following questions.

Continue to explore the methods of fertilizer application and different fertilizer materials that could help improve nutrient use efficiency on dairy farms.

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