CONTENTS 



PAGES 



Necessity of purchase . . . . . . .188 



Fertilizer control 189 



Brand names 191 



Statement of analysis 191 



Valuation of fertilizers 193 



A bit of arithmetic 194 



High-grade fertilizers 196 



CHAPTER XIX 



HOME-MIXING OF FERTILIZERS 198-208 



The practice of home-mixing ...... 198 



Effectiveness of home-mixing 198 



Criticisms of home-mixing 199 



The filler 202 



Ingredients in the mixture 203 



Materials that should not be combined .... 207 



Making a good mixture 207 



Buying unmixed materials 208 



CHAPTER XX 



MIXTURES FOR CROPS 209-219 



Composition of plant not a guide 209 



The multiplication of formulas 209 



A few combinations are safest 210 



Amount of application 211 



Similarity of requirements 213 



Maintaining fertility 215 



Fertilizer for grass 216 



All the nitrogen from clover 218 



Method of applying fertilizers 218 



An excess of nitrogen 219 



[xii] 



