Tattoo and nose-print ID system for horses
The article discusses using both tattoos and nose prints to identify horses. It notes that nose prints were explored as early as 1921 and advocates a combined tattoo and nose-print method to prevent substitution in races.
Big Labor Savings By Modern Methods
The Encyclopaedia Britannica shows wheat farming evolved from hand methods in 1830 requiring 57.7 man hours to 20 bushels per acre to under nine by 1896 with machines and to about four by 1940 using tractor power, gang plows, discs, harrows, drills, combines, and trucks, while increased machine use raised worker skill and wages, improved yield, and reduced waste. breeding aided uniform heights and stronger stalks.
MENTIONED IN THIS ARTICLE
Encyclopaedia Britannica
Cow Mine Detector Helps Detect Metal in Cows
A veterinary device uses a ringing sound in ear phones when metal objects are inside a cow. The mine detector aids surgery to remove nails and other objects, preventing stomach and heart inflammation and possible instant death.
Hexachloro Cyclohexane Finding Many New Uses
A new insecticide now appears containing 50 per cent hexachloro cyclohexane in a wettable powder formulation suitable for application via water spray and for further dilution for dust application. It shows promise for control of cattle lice, many insects of cotton, including aphids, and for certain insects that heretofore have been difficult or impossible to control, including locusts and hoppers.
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