The Second Report of James Higgins, M.D. State Agricultural Chemist; To the House of Delegates of Maryland

The Second Report of James Higgins, M.D. State Agricultural Chemist; To the House of Delegates of Maryland

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1852 edition. Excerpt: ...half mile apart. Each island is from five to six miles in circumference, -consisting of granite covered with guano, irrsome places to the height of_2UD feet in successive stiata, each stratumbeing from three to ten inches in thickness, varying in color from a light to a.dark brown. No earthy matter whatever is mixed with this cast mass-of e.z'cremem.. At the poin_t where the guano is now workedthe height of the deposit is upwards of 80 feet, andthe removal of 200,000 tons has scarcely effected it in a sensible degree. As may be imagined from the immense weight of themass and the gradual way in which it has been formed, its solidi-ty is very considerable, and in some cases it.has been necessary to blast it as we would a rock of sa-nd-stone or limestone. It is very obvious that in this case the guano will be preserved in great purity, and that we have enough there to last for all the purposes of Ag-ricnlture for many ce-ntut-tes yet t-o come. There is ano-_hcents=, r variety of guano of which only a few cargoes havegone to Eng land, and none of which have cotne to this country, ca-lled Angamos guano, better somewhat than the Peruvian. ' Guano is also broughtfrom Ichaboe, from the Coast of Potago "' How does this agree with the oft repeated-statements of interested individualswho say it is all alike-? 'nia, from Saldanha Bay, and lately from Mexico. I have been informed that near Key West, and in several other places on the coast bordering on the Gulf of Mexico, large deposits of this manure abound. It would be well worth the attention of some of our enterprising merchants to examine into this, and our naval oflicers too on duty there would confer agreat favor on their country were they to examine and bring to light thes
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Product details

  • Paperback | 52 pages
  • 189 x 246 x 3mm | 109g
  • United States
  • English
  • black & white illustrations
  • 123685473X
  • 9781236854735