Mar. 20,19x6 
Inheritance of Fertility in Swine 
ii53 
Table II ,—Deviation in litter size of the offspring from the parental generation in 
swine —Continued 
BOAR 8 
Size of litter of 
parents. 
Num¬ 
ber of 
Pi generation. 
Ft generation. 
Boar. 
Sow. 
mat¬ 
ings. 
Mean 
Standard devia¬ 
tion. 
Mean. 
Standard 
tion. 
devia- 
8 
3 
7 
7. 28 ±0. 
1124 
0. 44 ±o. 
0793 
7 ±* 3193 
1. 25±o. 2254 
8 
4 
8 
8. 7s± . 
6721 
2. 8i± . 
4738 
7 - 75 ± 
5572 
2 - 33 ± 
.3928 
8 
5 
11 
7 - 33 ± • 
2634 
1. 9 i± . 
l86l 
8. 27 ± 
• 6377 
3 -13 ± 
.4501 
8 
6 
24 
6. 91 ± . 
2965 
2. i5± . 
2094 
7. 66 ± 
. 3062 
2. 22 ± 
. 2161 
8 
7 
29 
7. 86± . 
2394 
1. 9i± . 
1692 
7. 82 ± 
.277 
2. 2I± 
• 1958 
8 
8 
43 
6. $8± . 
2519 
2 . 45 ± . 
1783 
7 - 23 ± 
. 2076 
2. 02 ± 
. 1469 
8 
9 
34 
8. i4± . 
292 
2. $2± . 
2^24 
8. i7± 
. 2294 
I. 98 ± 
. 1669 
8 
10 
10 
6. 7 ± . 
2219 
1. o 4 ± 
1565 
8.4 ± 
. 1462 
5 - 37 ± 
.8083 
8 
11 
10 
7.8 ±1. 
024 
4*8 ± . 
7225 
8. 6 ± 
• 512 
2. 4 ± 
• 3 6i 2 
8 
12 
3 
9 ±1. 
4061 
3 - 55 ± • 
9895 
9. 66± 
• 8415 
2. 04 ± 
• 5639 
8 
13 
1 
9 
O 
10 
O 
BOAR 9 
9 
2 
1 
5 
0 
9 
0 
9 
3 
1 
5 
0 
7 
0 
9 
4 
6 
7. 83±0. 4616 
1. 67±0.3254 
7. 66±o. 4616 
2. 05 ±0. 3996 
9 
5 
' 12 
7-5 ± -3898 
2 ± .2758 
6. 91 ± . 4482 
2. 3 ± .3172 
9 
6 
7 
6. 7i± .4444 
1. 74± .3138 
7. I4± . 6065 
2. 35± -4238 
9 
7 
32 
7. 59 ± . 2232 
i- 87 ± . 1576 
8. 53± . 2495 
2. 09± . 1762 
9 
8 
26 
7 dt .2663 
2. 01 ± . l86l 
7-5 ± -3°74 
2. 32 ± . 2148 
9 
9 
35 
7 ± .3 I 7 2 
2. 95± - 2377 
8. 7i± . 2158 
2. IO± . 1693 
9 
10 
14 
8. 66 ± . 4060 
2. 33 ± • 2874 
7’ 53 ± • 3468 
i-99± .2453 
9 
11 
8 
7. 7s± . 409 
I. 71 ± - 2883 
8. s ± . 526 
2.2 ± .3709 
9 
12 
4 
8 ± . 1686 
• S ± • 119 
9-2S± -37°9 
I. I ± . 263 
9 
13 
1 
7 
O 
8 
O 
9 
i5 
1 
6 
O 
8 
O 
BOAR IO 
10 
I 
1 
8 
0 
14 
0 
IO 
3 
2 
9 ±0.4784 
1 ±0.3372 
7. 5 ±1.674 
3. 5 ±1.1803 
IO 
4 
2 
9 
0 
7. 5 ±1.674 
3. 5 ±1.1803 
IO 
5 
4 
7 ± -4755 
1. 41 ± • 337 2 
7- 2 S± -4957 
i-47± *35 I( ^ 
IO 
6 
6 
7. 66± .34 
1. 23± .2397 
8 ± .3897 
1. 4i± .2749 
10 
7 
16 
7*93± -3591 
2. 13± .2542 
8. 18 ± . 4991 
2. 96± .3533 
IO 
8 
24 
8. 29± . 2978 
2. i6± . 2105 
8. 26± .3787 
2. 69± . 2676 
10 
9 
11 
8. 9 ± .6153 
3. 02± .4343 
8. 63± .3586 
1. 76± .2531 
IO 
10 
14 
6. 78± . 4128 
2. 29± . 2919 
7. 57± -2777 
1. 54± . 1963 
IO 
11 
4 
8. 25± .435 
i. 29 ± . 3085 
9- 5 ± • 5598 
1. 66± .397 
IO 
12 
6 
8. 5 ± • S^S 
1. 9 ± -37° 
8. 63 ± . 5888 
2. i3± .4151 
IO 
14 
1 
10 
0 
8 
0 
BOAR II 
11 
3 
1 
9 
0 
10 
0 
11 
4 
1 
6 
0 
9 
0 
11 
5 
5 
6.8 ±0.0574 
1.9 ±0.0405 
8.2 ±0.5111 
1.69 ±0.3607 
11 
6 
6 
8 ± . 5749 
2. o8± . 4054 
6. 33 ± *4644 
1.68 ± .3275 
11 
7 
12 
7-33± • 3°°4 
1. 54± . 2124 
7* 8$± .3804 
2. 007± . 2705 
11 
8 
4 
8. 5 ± . 1686 
. 5 ± . 1190 
8. 75± 1. 2107 
3- 59 ± • 8586 
11 
9 
6 
8. 83 ± .6053 
2. i9± . 4269 
8. i6± . 4809 
i- 74 db . 339i 
11 
10 
6 
7- 5 ± • 3434 
1. 25± . 2422 
8. 66 ± . 4646 
1. 69 ± . 3277 
11 
13 
1 
6 
0 
12 
0 
11 
i5 
1 
9 
0 
9 
0 
