Formulario

Question 1

average weight

Answer 1

Biomass/n fish

Question 2

weight increment

Answer 2

Wf-Wi

Question 3

relative weight increment

Answer 3

((Wf-Wi)/Wi)*100

Question 4

% retention

Answer 4

((WfNf)-(WiNi)/Ni)*100

Question 5

GE

Answer 5

(delta T*Ww)/Sw

Question 6

Cal-J conversion

Answer 6

1 cal=0.283 J <-> 1J= 4.184 cal

Question 7

ADC

Answer 7

1-((Mkfeces/Mkfeed)*(Nfeces/Nfeed))

Question 8

maintenance requirement

Answer 8

0.04 MJ DE per kg MBW

Question 9

MBW

Answer 9

LW^0.80 (u.m. kg)

Question 10

daily feed intake to recover for maintenance

Answer 10

0.4-0.5% LW

Question 11

GE nutrient (kcal/g)

Answer 11

C: 4.1
L: 9.4
P: 5.7

Question 12

GE nutrient (kJ/g)

Answer 12

C: 17.2
L: 39.3
P: 28.3

Question 13

feed intake

Answer 13

a*MBW

Question 14

crude fiber req for peristalsis

Answer 14

1-2%

Question 15

average EFA req

Answer 15

0.5-1%

Question 16

range CP req C and H

Answer 16

C 40-45%
H 30-35%

Question 17

body mass growth (Kg):

Answer 17

Kg=Ks-Kd

Question 18

protein turnover is higher in which organs

Answer 18

liver>gills>digestive>red muscle>white muscle

Question 19

N intake

Answer 19

NI=NF+NEF+NEMS+NB+NU+NR

Question 20

measure method NF

Answer 20

kjendahl method (N feces= CP/6.25)
N feces*g feces

Question 21

measure method NEF and value

Answer 21

method: protein free diet
value: 1 mg N/g DM

Question 22

NB+NU method to know

Answer 22

metabolic aquarium

Question 23

NR method applied and calculation

Answer 23

comparative slaughter technique
((g N fish end)-(g N fish beginning))/feeding days

Question 24

feeding days formula

Answer 24

mg N deposited in fish/day

Question 25

DNI: what is it, formulas

Answer 25

digestible nitrogen ingested, when NR=0, all but not feces DNI=NI-(NF+NEF)=NEMS+NU+NB

Question 26

Total nitrogen excreted is linear...how

Answer 26

TNE=a+bNI

Question 27

GPR (gross protein retention)

Answer 27

(NR/NI)*100

Question 28

EAA requirements total

Answer 28

EAAreq=EAAmaintenance+EAAgrowth

Question 29

DE for sparing effect formula

Answer 29

DE=GE(kJ/g)*Digestibility%

Question 30

Digestibility C, P, L

Answer 30

C=40-80% P=90% L=92%

Question 31

Ca:P ratio in diet

Answer 31

2:1

Question 32

CP digestibility changes according to the heat treatment

Answer 32

50-70°C 95% 80-100°C 85-90% 110-140°C <85%

Question 33

Querellou growth model

Answer 33

FW= k*(sommaTu)^n Tu=[(T°C-10°C)*number of days]/a a=1 if T>10°C a=5 if T<10°C

Question 34

clams final weight

Answer 34

FW=(Surface*stocking density)/average weight

Question 35

formule feed formulation

Answer 35

[Nutr%DM]=[Nutr%AI]/DM% [Nutr%AI]=[Nutr%DM]*DM% [NutrAIfeed]= sum of all [Nutr%AI]