Assertion: fertilizer's material | /r/HasProperty | organic
Facets:
Source sentences:
text: Because they contain organic material, they improve the soil’s structure or its “workability.
text: Synthetic fertilizers soon replaced organic nutrient materials for providing needed nutrients to most commercial crops.
text: An organic fertilizer is one that is composed of organic material.
text: Controlled-release fertilizers are typically coated or encapsulated with inorganic or organic materials that control the rate, pattern, and duration of plant nutrient release.