The Action of Arsenical Dips in Protecting Cattle From Infestation With Ticks
The Action of Arsenical Dips in Protecting Cattle From Infestation With Ticks
H W Harry Webster Graybill
The book The Action of Arsenical Dips in Protecting Cattle From Infestation With Ticks was written by author H W Harry Webster Graybill Here you can read free online of The Action of Arsenical Dips in Protecting Cattle From Infestation With Ticks book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Action of Arsenical Dips in Protecting Cattle From Infestation With Ticks a good or bad book?
What reading level is The Action of Arsenical Dips in Protecting Cattle From Infestation With Ticks book?
To quickly assess the difficulty of the text, read a short excerpt:
1901 June 20 '. . 1229 . 2023 It is seen that at the time of the first dipping there was present in the bath 0. 1847 per cent of As 2 O 3 and a total amount of arsenic equivalent to 0. 1851 per cent of arsenic trioxid. And on June 20. Two days after the last dipping. 0. 1229 per cent of As, O 3 and a total amount equivalent to 0. 2022 per cent arsenic trioxid. The actual amount of As. , 0;, present had decreased during the course of the dip- ping about one-third through oxidation, and the perce...ntage of total arsenic had increased slightly as a result of evaporation. Each animal was kept in the dip two minutes. , There were 12 animals (calves) in the experiment, all being north- ern cattle (nonimmune). Each animal was infested with the seed ticks hatched from 2 . Grams of eggs. The seed ticks used were the progeny of engorged females (Margaropus annulatus) collected at Fort Worth, Tex.. May 3, 1912. Previous to the time the calves were 'infested they were kept in a yard provided with shelter, which they might seek when they desired.
You can download books for free in various formats, such as epub, pdf, azw, mobi, txt and others on book networks site. Additionally, the entire text is available for online reading through our e-reader. Our site is not responsible for the performance of third-party products (sites).
User Reviews: