Distance to subsoil ______ ; kind of subsoil ________
Humus [] ; lack of humus [] .
DRAINAGE Nearness to spring [] ; tile drain [] ; well [] ;
lake [] ; stream [] .
FERTILITY Fertilized [] ; manure [] ; commercial fertilizer [] ;
lime [] ; not fertilized [] .
PERFORMANCE CHART
Resistance to disease and insects:
Blight______; Witches' Broom______; Caterpillars______;
1947 1948 1949 1950