Генетика. Часть 14. Генетика количественных признаков. Генетические основы селекции. Крюков В.И. - 33 стр.

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. .  14. 
. . . . 2-., ., ., –: , 2011. –134 .
33
10
11
12
-
-
100
121
144
9
9
10
10
11
81
81
100
100
121
x
ij
= 2939
)  (-
):
ij
ijy
n
T
xC
2
2
= 2939 – 85849 : 30 = 2939 – 2861,6 = 77,4
)  () 
):
n
T
n
T
C
i
i
i
x
22
= 2916 – 85849 : 30 = 2916 – 2861,6 = 54,4
)  ()  (
:
ij i
i
i
ijz
n
T
xC
2
2
= 2939 – 2916 = 23.
) -
.  [5]:
y
x
x
C
C
2
= 54,4 : 77,4 = 0,70
) 
:
y
z
z
C
C
2
= 23 : 77,4 = 0,30
) 
. 
:
2
x
+
2
z
= 0,70 + 0,30 = 1,00
) 
):
: v = 1 = 30–1 = 29;
: v = 1 = 7–1= 6;
: v =  = 29 – 6 = 23.
                                                                   33


  10        11              12        -            -                  100       121      144      -          -
   9        9               10       10           11                  81        81       100     100        121
                                                                                      xij2 = 2939

        )                                                                   (                                 -
                ):
                                 T2
       Cy                 xij2      = 2939 – 85849 : 30 = 2939 – 2861,6 = 77,4
                     ij          n
        )                                                               (                     )
                                                                                               ):
                          Ti 2   T2
       Cx                           = 2916 – 85849 : 30 = 2916 – 2861,6 = 54,4
                     i    ni     n
        )                                                      (                          )             (
                                                                                      :
                                     Ti 2
       Cz                 xij2            = 2939 – 2916 = 23.
                     ij          i   ni
        )                                                                                                         -
                      .                           [5]:
                                                       2           Cx
                                                       x                        = 54,4 : 77,4 = 0,70
                                                                   Cy
        )
            :
                                                       2           Cz
                                                       z                    = 23 : 77,4 = 0,30
                                                                   Cy

        )
                                                                                                    .
                                                  :
                                          2                2
                                              x   +            z   = 0,70 + 0,30 = 1,00
        )
                                                                ):
            –                                          : v = –1 = 30–1 = 29;
            –                                              : v = –1 = 7–1= 6;
            –                                                  :v=      = 29 – 6 = 23.

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          .        .     14.
        .      .               .   . 2- ., .,   ., –   :              , 2011. –134 .