"The article focuses on the importance of soil organic matter in agriculture at Iowa. It mentions that organic matter have nutrients and offer 25 pounds of nitrogen, 5 pounds of phosphorus and sulfur to the soil. It mentions that organic matter is like a sponge and can hold 90 percent of water. It states that organic matter of the soil is analyzed to determine the productivity and performance of the soil."
METAMIA is a free database of analogy and metaphor. Anyone can contribute or search. The subject matter can be anything. Science is popular, but poetry is encouraged. The goal is to integrate our fluid muses with the stark literalism of a relational database. Metamia is like a girdle for your muses, a cognitive girdle.