Soy Meal Appropriate for All Plants; Organic Materials That Are Rich in Protein Serve the Same Purpose

Summary

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A gardener asks, "What should I feed my lawn?" The answer is soybean meal, a fertilizer that could feed any hungry plant. Another gardener asks, "What can I feed my roses?" Soybean meal. "What about my rhododendrons?" Soybean meal. "What about ...?" Soybean meal. Soybean meal. Two pounds per hundred square feet.

Soybean meal is what remains after you grind up and squeeze the oil from soybeans. The meal is rich in protein, which is why it is usually sold as a feed for pigs, cows and chickens (and is available in feed stores). But put soybean meal in the soil and microorganisms there first cleave the protein molecules into amino acids, then tear apart the amino acids to create ammonium ions, and, finally, nitrate ions. Read the fine print on any bag of fertilizer, and you will see that the nitrogen within is supplied as ammonium and-or nitrate ions, which are the two forms of nitrogen palatable to plants.

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Soy Meal Appropriate for All Plants; Organic Materials That Are Rich in Protein Serve the Same Purpose

When you add soybean meal to the soil, you are tapping into an elegantly design...

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