:
1. ; 2. . . - -, .. . 3. , . 4. 5. 6. . . : 1. - 2. . . - 3. . 4. .. . - ( . , , . .), , . :
1. (3 . : , , )2. . 2- : ()3. . . . / - - (9) - . . : - - . -. .
∆y = y1 y 0
∆Y = Y i- Y i-1
= Yi/Y0*100%
= Yi/Y(i 1)*100
=-100%
.
) . , . , ,, , , . . ., , . ( , 1 , ..). . , , , , , , , , . . .. .:
= (S - S ) *
S , ;S - ;
- . , . .
∆s=∆S*; ∆=∆S* ; ∆=S1*∆
∆ s=(Co*∆S%)/100%; ∆ = *∆.%/100%;
∆=(+∆ s+∆ )* ∆%/100%
=∑S*
=∑S*.*
∆ =1-
J=∑S1Y1/∑SoYo
J= J *J =∑S1/∑So((∑S1*Y1/∑S1)/(∑SoYo/∑So))
|
|
J=J *J *J=
=∑S1/∑So((∑S1*Y/∑S1)/(∑SoYo/∑So))*(∑S1Y1/∑S1Yo)
J=(∑S1Y/∑SYo)/(∑S1/∑So)
J . = ∑S1/∑So
∆ =J*∑SoYo-SoYo
J=J /J
∆ =∑S1Y-∑SY
J = ∑S1Y/∑S1Y
... . . - :
1.
2.
3 ( .-. ). . .
=+11+22+33+AnXn
Ao
1, 2
1, 2
- : . . ( , , , .), .. ( , , , , . . ). , .. : - . . , . . . . : 1 . 1.5 NPK 3 1 , . / 4.5 (1.5 *3=4.5) 80 .
.
4.5 * 80=360 .
2.
3. .
4.