According to the measurement of body size and weight of adult Richard Black pig by jiaozhou city Animal Husbandry Bureau in 2007 (table 1), adult boars over 24 months old are 82.48±0.86cm tall, body length171.39 4.39 cm, and chest circumference14/. Adult sows (above triplets) are 82.62 1. 12cm in height, 70.212.86cm in length, 2.62cm in bust 143.3 1 3.62cm in bust.

Twenty-six reserve boars of Richard Black Pig were 6 months old, 1989, with a height of 58.19 0.13cm, a body length of120.08 2.01cm and a chest circumference of 92.50. Eighty-eight six-month-old gilts are 59.24 0.57 cm tall, body length120.310.92 cm, chest circumference 95.33 0.83 cm and weight 77.5438+0410.39 kg. Fifty-seven adult sows were 81.89 4.18cm in height,/kloc-0 169.80±6.62cm in length, 142.6 1.7.50 cm in chest circumference and 209.70 209.

Compared with the results measured in 2007 1989, the body height, body length, chest circumference and weight of adult sows have been improved to varying degrees.

Table1Body Size Index of Adult Richard Black Pig Sows in 2007 1989 Measured Head Number x s Body Height (cm) 39 82.621.1257 81.89 4.18 Body Length. 39170.212.8657169.806.62 bust (cm) 39143.313.6257142.66438+0