Soil processes and the carbon cycle
Beyond organic-- a practical guide to nutrient-dense food.
"Vegetables, fruits, and grains are a major source of vital nutrients, but centuries of intensive agriculture have depleted our soils to historic lows. As a result, the broccoli you consume today may have less than half of the vitamins and minerals that the equivalent serving wo…
Presents advice on how to improve growing soil, discussing some of the current misconceptions about soil and providing the best methods for adding enhancements that will produce nutrient-dense foods.
Soil Fertility Evaluation and Control presents the theoretical background for practical applications of scientific work on soil fertility. The book emphasizes the use of response curves as the basic biological standard for both evaluation and control, and it discusses soil testi…
Nutrient supplies and crop yields: response curves. Liebig's "law of the minimum". Mitscherlich's "law of physiological relationships or "effect law of the growth factor". Factors affecting the shape of response curves. Limitations of response functions. Other response functions…