Soils, Crops and Fertilizer Use: A Field Manual for Development Workers (Peace Corps, 1986, 338 p.): Chapter 6: Soil fertility and plant nutrition simplified

Soils, Crops and Fertilizer Use: A Field Manual for Development Workers (Peace Corps, 1986, 338 p.)

Chapter 6: Soil fertility and plant nutrition simplified

		(introduction...)
		Let's Make a Deal
		How plants grow
		Available vs. unavailable forms of mineral nutrients
		Soil negative charge and nutrient holding ability
		Soil pH and how it affects crops growth
		Important facts on the plant nutrients