1 1 1 
1961 ] Insect Control Programs 
Summary of Gypsy Moth Defoliation 
Calendar Years 1924 to i960 
Year 
A cres 
Year 
A cres 
1924 
825 
1943 
34.845 
1925 
48,560 
1944 
250,148 
1926 
80,822 
1945 
821,487 
1927 
140,920 
1946 
622,919 
1928 
262,514 
1947 
7,422 
1929 
55 PI 33 
1948 
32,467 
1930 
288,226 
1949 
78,673 
1931 
204,721 
1950 
5,368 
1932 
286,395 
I 95 i 
21,314 
19 33 
397,730 
1952 
293,052 
1934 
492,361 
1953 
1,487,077 
1935 
540,769 
1954 
491,448 
1936 
428,622 
1955 
52,061 
1937 
608,760 
1956 
43,158 
1938 
3 G ,954 
1957 
6,458 
1939 
492,640 
1958 
125 
1940 
485,636 
1959 
14,467 
1941 
468,021 
i960 
48,722 
1942 
44,577 
1961 
data incomplete 
Moorestown, N. J. 
August 16, 1961 
