Importation And Interstate Transportation of Nursery Stock ..
The book Importation And Interstate Transportation of Nursery Stock .. was written by author United States. Congress. Senate. Committee On Agriculture And Forestry Here you can read free online of Importation And Interstate Transportation of Nursery Stock .. book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Importation And Interstate Transportation of Nursery Stock .. a good or bad book?
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Diseased live stock may be, and are, excluded by law, but diseased and insect-infested plants have no bar against intro- duction. More than half of the important insect pests of fruits and farm crops are of foreign origin, and these now occasion a tax of nearly 4 IMPORTATION AXD TRANSPOETATION OF NURSERY STOCK. half a billion dollars annuall}'. A properly enforced quarantine and inspection law in the past would have excluded many, if not most, of these insect enemies and also many plant disease...s. While, as just indicated, most of the important seriously injurious insects and plant diseases, which are now levying an enormous yearly tax on agricultural productions, have been introduced from foreign countries, there are still many other insect ])ests and plant diseases which may be excluded. There are important orchard and fruit pests in Europe and Asia the entry of which can be guarded against. There is also just now especial danger from introductions from Asia, where conditions are little known and where pests are very apt to be new and unusually destructive.
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