 ... than when used during a drought. We not only saw greater injury when a rain followed spraying within two or three days, but secured the same results by spraying, soon after treatment, with pure water. This also accords with the view that the injury...  Report - Side 74av Arkansas Agricultural Experiment Station - 1889Uten tilgangsbegrensning - Om denne boken
 | John Michels (Journalist) - 1889 - 540 sider
...This also accords with the view that the injury comes from the presence of soluble arsenic. Fourth, It would seem that spraying soon after the foliage...it is delayed a few days, or, better, a few weeks. For ten years I have sprayed both apple and plum trees in May, and for several years with London-purple,... | |
 | Michigan State University. Agricultural Experiment Station - 1887 - 700 sider
...This also accords with the view that the injury comes from the presence of soluble arsenic. Fourthly, It would seem that spraying soon after the foliage...when it is delayed a few days, or better a few weeks. For ten years I have sprayed both apple and plum trees in May, and for several years with London purple;... | |
 | Michigan. State Board of Agriculture - 1889 - 648 sider
...This also accords with the view that the injury comes from the presence of soluble arsenic. Fourthly, It would seem that spraying soon after the foliage...it is delayed a few days, or better, a few weeks. For ten years I have sprayed both apple and plum trees in May, and for several years with London purple,... | |
 | Missouri. State Horticultural Society - 1890 - 482 sider
...water. This also accords with the view that the injury comes from the presence of soluble arsenic." 4. " It would seem that spraying soon after the foliage...it is delayed a few days, or better, a few weeks. " 5. " London purple may be used on apple, plum, cherry, pear and most ornamental trees, but on these... | |
 | 1890 - 838 sider
...water. This also accords with the view that the injury comes from the presence of soluble arsenic." 4. "It would seem that spraying soon after the foliage...it is delayed a few days, or better a few weeks." 5. " London purple may be used on apple, plum, cherry, pear and most ornamental trees, but on these... | |
 | Ontario. Legislative Assembly - 1890 - 634 sider
...This also accords with the view that the injury comes fiom the presenee of soluble arsenic. Fourthly, it would seem that spraying soon after the foliage...when it is delayed a few days, or better a few weeks. For ten years I have sprayed both apple and plum trees in May, and for several years with London purple... | |
 | Kansas State Horticultural Society - 1891 - 310 sider
...It appeared that greater injury occurred when the spraying was performed shortly before a rain, and that " spraying soon after the foliage puts out is...it is delayed a few days, or better, a few weeks." As a general result of the trials upon the peach, it was concluded that Paris green alone should be... | |
 | Kansas State Horticultural Society - 1891 - 310 sider
...It appeared that greater injury occurred when the spraying was performed shortly before a rain, and that " spraying soon after the foliage puts out is...it is delayed a few days, or better, a few weeks." As a general result of the trials upon the peach, it was concluded that Paris green alone should be... | |
 | United States. Office of Experiment Stations - 1891 - 986 sider
...occurred when the spraying was performed shortly before a rain, and that ".spraying soon after (lie foliage puts out is less harmful than when it is delayed a few days, or better a few weeks." As a general result of the trials upon the pea oil, it was concluded thatParu greeu alone should be... | |
 | United States. Office of Experiment Stations - 1891 - 912 sider
...It appeared that greater injury occurred wheu the spraying was performed shortly before a rain, and that " spraying soon after the foliage puts out is less harmful than wlu-n it is delayed a few days, or better a fewweeks." As a general result of the trials upon the peach,... | |
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