Crop rotation British Agricultural Revolution. The rotation between arable and ley is sometimes called ley farming. George Washington Carver (1860s–1943) studied crop-rotation methods in the United States, teaching southern farmers to rotate soil-depleting crops like cotton with soil-enriching crops like peanuts and peas. In the Green Revolution of the mid-20th century the traditional practice of crop rotation gave way in some parts of the world to the practice of supplementing the chemical inputs to the soil through topdressing with fertilizers, adding (for example) ammonium nitrate or urea and restoring soil pH with lime. Such practices aimed to increase yields, to prepare soil
Yield co benefits of creating yield cos for their parent companies: Yield co A yield co is a company that is formed to own operating assets that produce a predictable cash flow, primarily through long term contracts. Separating volatile activities (such as development, R&D, construction) from stable activities of operating assets can lower the cost of capital Yield cos are expected to pay a major portion of their earnings in dividends, which may be a valuable source of funding for parent companies which own a sizeable stake. Yield cos are commonly used in the energy industry, particularly in renewable energy to protect