. Bulletin - Massachusetts Agricultural Experiment Station. Agriculture -- Massachusetts. 16 MASS. EXPERIMENT STATION BULLETIN 207. General conclusions as to the plum, so far as the evidence goes, are: first, that this tree is far less resistant to arsenicals under certain conditions of T and H than the cherry; second, that in clear weather it is less sensitive to high humidities than to high temperatures when the other factor is low; third, that this last does not hold for the acid paste and powder in cloudy weather; and fourth, that again the neutral lead arsenate is the safest of the materi
. Bulletin - Massachusetts Agricultural Experiment Station. Agriculture -- Massachusetts. 16 MASS. EXPERIMENT STATION BULLETIN 207. General conclusions as to the plum, so far as the evidence goes, are: first, that this tree is far less resistant to arsenicals under certain conditions of T and H than the cherry; second, that in clear weather it is less sensitive to high humidities than to high temperatures when the other factor is low; third, that this last does not hold for the acid paste and powder in cloudy weather; and fourth, that again the neutral lead arsenate is the safest of the materials used. Peach — Safety Lines for Spraying. AB, clear weather; CD, cloudy weather. 70 80. H tu. Fig. 18. — Pure acid lead arsenate Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Massachusetts Agricultural Experiment Station. Amherst, : Massachusetts Agricultural Experiment Station, 1907-1974
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