CONTENTS. 



SOIL 1 



Mechanical classification of Composition of Elements 

 necessary to plant growth Why land becomes poor. 



WHAT IS FERTILIZING? 4 



COMMERCIAL FERTILIZER 5 



Sources of Phosphoric Acid Potash Nitrogen. 



MANURE 9 



Compost Muck. 



PER CENTS OF FERTILIZER ELEMENTS 14 



HOW TO COMPUTE THE AMOUNT OF FERTILIZER 



IN A GIVEN FORMULA 15 



PLANTS USED TO ENRICH THE SOIL 17 



As a source of Nitrogen. 



HOW TO TEST A FIELD 19 



ROTATION OF CROPS 21 



WEEDS 23 



WATER AND WATERING 24 



SEED GROWING 26 



How to test the vitality of seed. 



SEED SOWING 29 



How to test a machine Selecting varieties Quantity of 

 seed required. 



HOT BEDS 32 



Selection of a location Construction Using the manure. 



PREPARING A COLD FRAME 36 



PREPARATION OF A PLANT BED 37 



PREPARATION OF THE LAND 38 



Land well drained Clear the land Shall we plow deep ? 



