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...)

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

(introduction...)

A Practical Approach

For many farmers and development workers, soil fertility management is one of the more mysterious aspects of crop production. How and when do you apply fertilizers? What kind and how much? What about chemical vs. organic fertilizers? Part II of this manual will cover all of these concerns.