 From experiments which I have made I am satisfied that where fencelumber can be easily obtained it may be used to advantage as a substitute for the ditch or trench by being secured on edge and then smeared with kerosene or coal tar (the latter being more...  Bulletin - Side 29av New Hampshire Agricultural Experiment Station - 1894Uten tilgangsbegrensning - Om denne boken
 | 1880 - 316 sider
...known to head them off. From experiments which we have made we are satisfied that where fence-lumber can be easily obtained it may be used to advantage...laths and a few nails the boards may be so secured that they will slightly slope away from the field to be protected. Such a barrier will prove effectual... | |
 | Mary Treat - 1882 - 300 sider
...known to head them off. From experiments which we have made we are satisfied that where fence-lumber can be easily obtained it may be used to advantage...laths and a few nails the boards may be so secured that they will slightly slope away from the field to be protected. Such a barrier will prove effectual... | |
 | United States. Department of Agriculture - 1882 - 900 sider
...worms will cross on them. " From experiments which I have made I am satisfied that where fencelumber can be easily obtained it may be used to advantage...laths and a few nails the boards may be so secured that they will slightly slope away from the field to be protected. Such a barrier will prove effectual... | |
 | United States. Congress. House - 1882 - 928 sider
...worms will cross on them. " From experiments which I have made I am satisfied that where fencelumber can be easily obtained it may be used to advantage...laths and a few nails the boards may be so secured that they will slightly slope away from the field to bo protected. Such a barrier will prove effectual... | |
 | Government Printing Office - 1882 - 910 sider
...worms will cross on them. “From experiments which I have made I am satisfied that where feicelumber can be easily obtained it may be used to advantage...or trench by being secured on edge and then smeared vitli kerosene or coal tar (the latter being more particularly useful) ulong the upper edge. By means... | |
 | United States Entomological Commission - 1883 - 612 sider
...worms will cross on them. " From experiments which I have made I am satisfied that where fencelumber can be easily obtained it may be used to advantage...laths and a few nails the boards may be so secured that they will slightly slope away from the field to be protected. Such a barrier will prove effectual... | |
 | United States Entomological Commission - 1883 - 612 sider
...worms will cross on them. " From experiments which I have made I am satisfied that where fencelumber can be easily obtained it may be used to advantage...laths and a few nails the boards may be so secured that they will slightly slope away from the field to be protected. Such a barrier will prove effectual... | |
 | United States Entomological Commission - 1883 - 614 sider
...worms will cross on them. " From experiments which I have made I am satisfied that where fencelumber can be easily obtained it may be used to advantage...or trench by being secured on edge and then smeared \vith kerosene or coal tar (the latter being more particularly useful) along the upper edge. By means... | |
 | California. State Board of Horticulture - 1902 - 462 sider
...small logs along, or by strewing the trench with straw from time to time and then burning it. "Some years ago Dr. CV Riley wrote: 'From experiments which...laths and a few nails the boards may be so secured that they will slightly slope away from the field to be protected. Such a barrier will prove effectual... | |
 | California. Department of Agriculture - 1902 - 460 sider
...small logs along, or by strewing the trench with straw from time to time and then burning it. " Some years ago Dr. CV Riley wrote: 'From experiments which...laths and a few nails the boards may be so secured that they will slightly slope away from the field to be protected. Such a barrier will prove effectual... | |
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