96 



THE ROYAL SOCIETY OF CANADA 



Onion Field, Summeri^nd BC 



GOOD GROWTH 



f^mounh of Inoredients in 100 of fir dned Soil 



POOR GROWTH 



fl<J-5 Distribution of Alkali Sails in Soil, Lot £7/476 Samples taken Auqus^ Es"» i 



