The Gypsy Moth Porthetria Dispar Linn a Report of the Work of Destroying Th
The Gypsy Moth Porthetria Dispar Linn a Report of the Work of Destroying Th
Forbush, Edward Howe, 1858-1929
The book The Gypsy Moth Porthetria Dispar Linn a Report of the Work of Destroying Th was written by author Forbush, Edward Howe, 1858-1929 Here you can read free online of The Gypsy Moth Porthetria Dispar Linn a Report of the Work of Destroying Th book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Gypsy Moth Porthetria Dispar Linn a Report of the Work of Destroying Th a good or bad book?
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67. May 28, 1894. Ten caterpillars, of the first molt, were placed on lettuce leaves which had been treated with Paris green and lime, in the proportion of 6 Ibs. Each to 150 gal. Of water. Six died the third, two the fourth, one the fifth and one the sixth day. Check experiment : none dead. No. 68. June 10, 1894. Ten caterpillars, of the second molt, were placed on elm leaves which had been treated with Paris green and lime, in the proportion of 6 Ibs. Each to 150 gal. Of water. Three died the... second, three the third, two the fifth, one the sixth and one the seventh day. Check experiment : none dead. No. 69. June 21, 1894. Ten caterpillars, of the third molt, were placed on elm leaves which had been sprayed with Paris green and lime, in the proportion of 6 Ibs. Each to 150 gal. Of water. Two died the second, one the third, two the fourth, one the sixth and four the seventh day. Check experiment : one accidentally killed the seventh day. No. 70. June 29, 1894. Ten caterpillars, of the fourth molt, were placed on elm leaves which had been sprayed with Paris green and lime, in the proportion of 6 Ibs.
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