CN102771439A - Method for improving breeding duck egg laying performance by utilizing feed metabolism level - Google Patents
Method for improving breeding duck egg laying performance by utilizing feed metabolism level Download PDFInfo
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Abstract
The invention provides a method for improving the breeding duck egg laying performance by utilizing the feed metabolism level. During the feed at 29 to 47 weeks, the feed metabolism level can be controlled in a range being 11.08 to 11.29MJ/kg. When the feed metabolism level is controlled in the range being 11.08 to 11.29MJ/kg, the better egg laying performance can be obtained by cherry valley duck, the problems that energy higher than the energy required by the normal metabolism of the organism is provided for poultry, particularly for breeding poultry, but the feed intake of the poultry can be limited by too high energy, and in addition, the feed cost is improved are solved, and the breeding duck egg laying performance is effectively improved.
Description
Technical field
The present invention relates to aquatic bird cultural technique field, be meant that especially a kind of diet ME level of utilizing improves kind of the method for duck egg laying performance.
Background technology
Along with supporting developing rapidly of duck industry, people are also more and more deep to the research of duck diet recipe.Energy is as one of essential nutrient of livestock and poultry, earn a bare living and production aspect play important effect, study its influence and have great significance livestock and poultry production performance; The alimentology theory it is generally acknowledged poultry for eating, and the diet energy level is one of important indicator of decision performance of poultry and feed cost, for guaranteeing good productivity; Need to give poultry particularly stud bird provide and be higher than body eubolism institute energy requirement; Can limit the feed intake of poultry again and improve feed cost but energy is too high, research shows, the feed intake of diet energy level decision duck; And then influence the performance of a series of productivitys; In most cases, the intake of energy is not only the limiting factor of stud bird growth, also is the influence factor of stud bird egg laying performance simultaneously.
Summary of the invention
The present invention proposes a kind of diet ME level of utilizing and improves kind of the method for duck egg laying performance; Solved in the prior art to guaranteeing good productivity; Need to give poultry particularly stud bird provide and be higher than body eubolism institute energy requirement, but the too high problem that can limit the feed intake of poultry again and improve feed cost of energy.
Technical scheme of the present invention is achieved in that a kind of diet ME level of utilizing improves kind of the method for duck egg laying performance, when raising in 29～47 weeks, is controlled at the diet ME level in 11.08～11.29MJ/kg scope.
As optimized technical scheme, said kind of duck is the laying period cherry seed-grain duck in 29 ages in week.
As optimized technical scheme, said laying period 4980 of cherry seed-grain ducks, be divided into 5 groups at random, every group of 3 repetitions, each repeats drake and duck is respectively 57 and 275.
Owing to adopted technique scheme; A kind of diet ME level of utilizing improves kind of the method for duck egg laying performance; When raising in 29～47 weeks, the diet ME level is controlled in 11.08～11.29MJ/kg scope, the diet ME level is in 11.08～11.29MJ/kg scope the time; Cherry seed-grain duck can obtain preferable egg laying performance; Solved need to poultry particularly stud bird provide and be higher than body eubolism institute energy requirement, but the too high problem that can limit the feed intake of poultry again and improve feed cost of energy has effectively improved kind duck egg laying performance.
Experiment below in conjunction with concrete further specifies the present invention:
Experiment:
1.1 test diet: with reference to the nutritional need design diet recipe of U.S. NRC (1994) meat kind duck; On the basis of other trophic level basically identicals, adjust ME level, make the ME level of 5 kinds of test diets be respectively 11.08,11.29,11.50,11.71 and 11.92MJ/kg.The test diet forms and trophic level is seen table 1.
Table 1 test diet is formed and trophic level
1) premix is that every kilogram of diet provides Premix provided the following per kg of diet:Fe80mg, Cu 10mg, Zn 60mg, Mn 80mg; I0.5mg, Se 0.25mg, VA 6000IU, VD3 600IU; VE 20IU, VK32IU, vitamin b3 riboflavin 4mg, nicotinic acid nicotinic acid 60mg; D-pantothenic acid D-pantothenic acid 20mg, VB12 4mg, vitamin h biotin 0.2mg; Thiamine thiamine 2mg, folic acid folic acid 2.5mg, VB6 3mg.2) thick protein, calcium and total phosphorus are measured value, and other are calculated value.CP，Ca?and?TP?were?measured?values，while?others?were?calculatedvalues。
1.2 experimental animal and feeding and management:
Choose laying period 4980 of cherry seed-grain ducks (855 of drakes, 4125 of ducks), be divided into 5 groups (I～V group) at random, every group of 3 repetitions, each repeats drake and duck is respectively 57 and 275.The test duck is that the unit subfield is raised to repeat, and experimental period is 19 weeks (29～47 ages in week).
Duration of test feeding and management program by cherry paddy company work out " SM3 Nutrition Management handbook is carried out, and hand fed (limit is raised) is freely drunk water, and clears up ight soil and tank every day.
1.3 testing index:
Duration of test is added up feed consumption rate every day, the sum of laying eggs, qualified egg number, the dead number of washing in a pan, to calculate laying rate, qualified egg rate, defective egg rate (calculating abnormal-shape egg rate, rate of broken eggs and double-yolked egg rate respectively), an egg number, only to produce qualified egg number, fertilization rate and death rate.
1.4 data and analysis:
Test data adopts the GLM model in SAS 9.1 statistical softwares to analyze with the ANOVA method, and all indexs are test unit to repeat all.If it is remarkable that each handles differences, then test with the DuncanShi multiple ratio.The result representes that with the mean value and the average mistake of method of least squares P＜0.05 is a significant difference.Utilize linear regression and nonlinear regression (secondary model) in SAS 9.1 statistical softwares that test data is carried out regression analysis.
2. result and analysis
The diet ME level is seen table 2 to the influence of cherry seed-grain duck egg laying performance.
Table 2 diet ME level is to the influence of cherry seed-grain duck egg laying performance
With the different lowercase alphabet differentials of line data shoulder mark different significantly (P＜0.05).
2.1 laying rate:
Can know that by table 2 the diet ME level does not produce appreciable impact (P＞0.05) to laying rate, but the highest when ME level is 11.29MJ/kg.The diet ME level is seen Fig. 1 to the influence of cherry seed-grain duck laying rate in 29～47 age in week.Wherein, the egg-laying peak of the II group (ME level is 11.29MJ/kg) that laying rate is the highest is held time longer, reaches maximum laying rate (93.01%) during 34 ages in week, and laying rate descends comparatively obvious after 42 ages in week.The laying rate of the V group (ME level is 11.92MJ/kg) that ME level is the highest is minimum between each group, and the later stage laying rate descends very fast.
During the whole test, the egg-laying peak of III group (ME level is 11.50MJ/kg) is not obvious, and the laying rate variation tendency is comparatively mild.
2.2 qualified egg rate:
Can know by table 2; The qualified egg rate of the minimum I of ME level group (ME level is 11.08MJ/kg) between each group for the highest; Be significantly higher than higher IV of ME level (ME level is 11.71MJ/kg) and V group (P＜0.05), other each group differences are remarkable (P＞0.05) not.Along with the rising of diet ME level, qualified egg rate is linear reduce (R2=0.65, P＜0.05).Can know that through the qualified egg rate in 29～47 ages in week of each group kind of duck is carried out statistical analysis the diet ME level is bigger to the lay eggs influence of qualified egg rate in early stage of cherry seed-grain duck, not obvious to the later stage influence, whole qualified egg rate is all in rising trend, as shown in Figure 2.
2.3 defective egg rate:
Can be known that by table 2 the abnormal-shape egg rate of the I group that ME level is minimum is minimum between each group, significantly is lower than higher IV of ME level and V group (P＜0.05), other each group differences are remarkable (P＞0.05) not.Along with the rising of diet ME level, the abnormal-shape egg rate is linear rise (R2=0.63, P＜0.05).Through being carried out statistical analysis, the abnormal-shape egg rate in 29～47 ages in week of each group kind of duck can know that the diet ME level mainly concentrates on the early stage of laying eggs to the influence of cherry seed-grain duck abnormal-shape egg rate, and is as shown in Figure 3.
Can know by table 2, rate of broken eggs and the equal difference of double-yolked egg rate not significantly (P＞0.05) between each group, minimum with the rate of broken eggs of I group, the double-yolked egg rate that II organizes is minimum.
2.4 egg number and only produce qualified egg number only:
Can know by table 2, between each group an egg number with only produce qualified egg number average difference not significantly (P＞0.05), an egg number of organizing with II and only to produce qualified egg number the highest, the result is consistent with laying rate.
2.5 fertilization rate:
Can know that by table 2 fertilization rate difference not significantly (P＞0.05) is the highest with the fertilization rate of I group between each group.When the diet ME level was elevated to 11.71MJ/kg gradually by 11.08MJ/kg, fertilization rate was on a declining curve; And when the diet ME level further was elevated to 11.92MJ/kg, fertilization rate slightly rose, but still when being lower than ME level and being 11.29MJ/kg.Can know that through statistical analysis diet ME level and fertilization rate are two correlations (R2=0.96, P＜0.05).
2.6 death rate:
Can know that by table 2 death rate does not have significant difference (P＞0.05) between each group, minimum with the death rate of I group.Along with the rising of diet ME level, death rate is linear rise (R2=0.87, P＜0.05).
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the influence of diet ME level of the present invention to cherry seed-grain duck laying rate in 29～47 age in week;
Fig. 2 is the influence of diet ME level of the present invention to cherry seed-grain duck qualified egg rate in 29～47 age in week;
Fig. 3 is the influence of diet ME level of the present invention to cherry seed-grain duck abnormal-shape egg rate in 29～47 age in week.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
A kind of diet ME level of utilizing improves kind of the method for duck egg laying performance, when raising in 29～47 weeks, the diet ME level is controlled in 11.08～11.29MJ/kg scope.
Said kind of duck is the laying period cherry seed-grain duck in 29 ages in week.
Said laying period 4980 of cherry seed-grain ducks, be divided into 5 groups at random, every group of 3 repetitions, each repeats drake and duck is respectively 57 and 275.
Choose laying period 4980 of cherry seed-grain ducks (855 of drakes, 4125 of ducks), be divided into 5 groups (I～V group) at random, every group of 3 repetitions, each repeats drake and duck is respectively 57 and 275.The test duck is that the unit subfield is raised to repeat, and experimental period is 19 weeks (29～47 ages in week).
Duration of test feeding and management program by cherry paddy company work out " SM3 Nutrition Management handbook is carried out, and hand fed (limit is raised) is freely drunk water, and clears up ight soil and tank every day.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. one kind is utilized the diet ME level to improve kind of the method for duck egg laying performance, it is characterized in that: when raising in 29～47 weeks, the diet ME level is controlled in 11.08～11.29MJ/kg scope.
2. a kind of diet ME level of utilizing as claimed in claim 1 improves kind of the method for duck egg laying performance, and it is characterized in that: said kind of duck is the laying period cherry seed-grain duck in 29 ages in week.
3. as claimed in claim 2 one utilizes the diet ME level to improve kind of the method for duck egg laying performance; It is characterized in that: said laying period 4980 of cherry seed-grain ducks; Be divided into 5 groups at random, every group of 3 repetitions, each repeats drake and duck is respectively 57 and 275.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104041456A (en) * | 2014-07-07 | 2014-09-17 | 广东温氏食品集团股份有限公司 | Raising method for breeding ducks in egg producing period |
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| CN102210284A (en) * | 2011-05-13 | 2011-10-12 | 山东省农业科学院家禽研究所 | Feeding method capable of increasing hatching rate of hatching eggs of meat ducks |
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- 2012-07-06 CN CN2012102343685A patent/CN102771439A/en active Pending
Patent Citations (2)
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| SU1313403A1 (en) * | 1985-08-16 | 1987-05-30 | Всесоюзный научно-исследовательский и технологический институт птицеводства | Method of keeping adult ducks |
| CN102210284A (en) * | 2011-05-13 | 2011-10-12 | 山东省农业科学院家禽研究所 | Feeding method capable of increasing hatching rate of hatching eggs of meat ducks |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104041456A (en) * | 2014-07-07 | 2014-09-17 | 广东温氏食品集团股份有限公司 | Raising method for breeding ducks in egg producing period |
| CN104041456B (en) * | 2014-07-07 | 2016-09-28 | 广东温氏食品集团股份有限公司 | A kind of method for breeding of laying period kind duck |
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Application publication date: 20121114 |