CN102246721A - Method for relieving piglet weanling stress by using simulated sow placatory voice - Google Patents
Method for relieving piglet weanling stress by using simulated sow placatory voice Download PDFInfo
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- CN102246721A CN102246721A CN2011101610275A CN201110161027A CN102246721A CN 102246721 A CN102246721 A CN 102246721A CN 2011101610275 A CN2011101610275 A CN 2011101610275A CN 201110161027 A CN201110161027 A CN 201110161027A CN 102246721 A CN102246721 A CN 102246721A
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Abstract
The invention discloses a method for relieving piglet weanling stress by using simulated sow placatory voice, comprising the steps of: synchronously recording behaviours of piglets and sows and the hum of the sows in the suckling circulating process from the previous suckling ending to the next suckling ending of the piglets by using a camera; then selecting segments of the sows calling the piglets before the milk releasing by using audio software, separating videos from audios, denoising the audios by using audio editing software, and superposing and amplifying the obtained audios to obtain video segments; adding silence segments at the ends of the video segments to obtain placatory voice files; and repeatedly playing in piglet nursery sites by using a playing device. The invention also discloses a weaning piglet sow voice comforting machine of playing equipment. According to the method disclosed by the invention, the piglet weanling stress can be reduced, the piglet animal welfare level is improved, the piglet growing speed is increased, and the sow breeding period is shortened.
Description
Technical field
The invention belongs to the animal welfare field, be specifically related to a kind of method that sound slows down stress of baby pigs caused ablaction of consoling of utilizing the simulation sow.
Background technology
Under wild state, piglet reaches the 70-100 age in days just weans, and piglet at this moment searches for food and the ability that digests is greatly improved, and piglet is not had stress in this gradual wean under the nature.But in intensive pig production was produced, in order to improve sow production efficiency, piglet was generally weaned at 21～35 ages in days.The disposable wean method of the many employings of the mode of wean is promptly carried out early weaning, and this stress be very big to piglet, shows as manic uneasiness, utters a sound and seek mother, and food refusal is become thin, and the fur pine is random, and serious is last depleted dead, thereby causes bigger economic loss.
Mainly exchange with sound between piglet and the sow by smell.Sow discerns piglet by smell, piglet is consoled and regulates behavior between mothers and sons by sound.Therefore, utilizing sound that manual intervention is carried out in mother and sons' behavior is a kind ofly to satisfy piglet and love female psychological goal, reduce the stress of baby pigs caused ablaction rule of thumb.In the production, when weaned piglet, play the light music of appreciating for human sometimes to their, with reach slow down its stress purpose, but the piglet that this sound is unsuitable for just having weaned, its effect that reduces stress reaction is bad.And utilizing the sound of consoling of simulating sow, sow consoles mode to the sound of piglet under the simulating nature state, perhaps can be used for reducing the stress reaction of piglet.Animal stress size can reflect with the size of Blood cortisol concentration (Marvin's great waves etc. Chinese mental hygiene magazine magazine, 2002 (1); Liu You etc. the journal .1999 of Marine University Of Zhanjiang (1); Chen Fuyin etc. Chinese behavioral medicine science .2006 (3)).
By retrieval, do not find to utilize the report that sound slows down the method for stress of baby pigs caused ablaction of consoling of simulation sow.
Summary of the invention
The object of the invention is to provide a kind of method that sound slows down stress of baby pigs caused ablaction of consoling of utilizing the simulation sow.
For achieving the above object, technical scheme of the present invention is:
Utilize the method that sound slows down stress of baby pigs caused ablaction of consoling of simulation sow, comprise the steps:
(1) collection of sow sound: with video camera piglet was sucked the breast from the last time and to finish that piglet, the behavior of sow and the cry synchronous recording of groaning of sow get off to the cyclic process of sucking the breast that finishes of next time sucking the breast;
(2) analyze montage: utilizing in graphic detail on computers, software (or claims meeting sound meeting shadow software, English name is: Ulead Video Studio) video and the audio frequency that camera record in the step (1) is got off carries out montage, the sow of selecting and remain is called the fragment (containing Voice ﹠ Video) of piglet before putting milk, then video and audio frequency are separated; Utilize audio edited software (as adobe Audition3.0) with the audio frequency denoising again, only keep sow is called piglet before putting milk audio frequency, and (the intensity increase of sound) amplified in 3 stacks of gained audio frequency, that must console sound has a part section; Add no part section at the end that the part section is arranged, have part section and no part section to constitute together and console audio files; Wherein said no part section is meant length blanking time between preceding twice lactation of piglet of wean, without any sound;
(3) play: step (2) gained is consoled audio files import in the playback equipment, from first day loop play in the child care house of weanling pig of weaned piglet; During broadcast the audio amplifier in the playback equipment hung on top, child care bed center 50 centimeters, and towards ground; Reproduction time be 8 of every mornings to point in afternoons 5, play continuously 8 days.
The described software in graphic detail of said method step (2) can be downloaded on the internet as Ulead Video Studio.
Audio frequency denoising described in the said method step (2) is meant puts the sound sound removal in addition of calling piglet before the milk with sow.
The sow that has the part section to be meant that process superposes after amplifying described in the said method is put the sound of the preceding call of milk piglet.
The time span of the no part section described in the said method is generally 44～59min; Blanking time, length was decided by the weaning time (seeing Table 1) of piglet, promptly was respectively 44min, 47min, 46min, 50min, 51min or 59min.
Nursing time a day of table 1 piglet and time of nursing are at interval
| Date of birth (my god) | 1-10 days | 11-20 days | 21-30 days | 31-40 days | 41-50 days | 51-60 days |
| The number of times (inferior) of sucking the breast | 15 | 14 | 14.6 | 12.6 | 12.5 | 11.8 |
| Lactation is (min) at interval | 44 | 47 | 46 | 50 | 51 | 59 |
Described in the said method step (3) purpose of audio amplifier towards ground is to help in the sound set, reduces interference other circle piglet.
Playback equipment described in the said method step (3) is consoled device for the weanling pig vowel, comprises that audio amplifier (1), audio amplifier (1) are connected with MP3 (2) by connecting line (3), and audio amplifier (1) connects power supply by power line (4).MP3 is connected on the audio amplifier and can plays.
Playback equipment described in the said method step (3) inserts 220V voltage, is applicable to the weanling pig of 21-35 age in days.
If the wean age in days of piglet is not in 21-35 days scope, but the time of nursing gap length in the reference table 1 is changed no part segment length, imports then to carry out loop play among the MP3.
The advantage that the present invention has: (1) reduces the ablactation stress of piglet, improves the animal welfare level of piglet; (2) improve growth in piglets speed; (3) the early weaning smooth transition for piglet provides a kind of effective ways, has shortened the breeding cycle of sow.
Description of drawings
The device schematic diagram consoled in Fig. 1 weanling pig vowel; Wherein 1-audio amplifier, 2-MP3,3-connecting line, 4-power line.
Embodiment
The making of device consoled in embodiment 1 weanling pig vowel
Buy common audio amplifier (1) and MP3 (2), all carry connecting line (3) and power line (4), audio amplifier (1) and MP3 (2) link together by connecting line (3), and audio amplifier (1) is connected to power supply by power line (4), promptly get the weanling pig vowel and console device.
The wave audio file of consoling that stores is on computers imported MP3 (2), then MP3 (2) is connected on the audio amplifier (1), audio amplifier (1) is placed in the weanling pig child care house apart from ground 50 centimeters, place towards ground, loop play is consoled sound and is got final product then.
Embodiment 2 utilizes the sound of consoling of simulation sow to slow down the stress of baby pigs caused ablaction test
Carry out as follows:
Experimental scheme: this test is in Shouguang, Shandong six and plant the pig farm and carry out.The design of employing single factor experiment, choose health, body weight near (7.5-8kg), 100 of the wean in 32 days of test piglet, the same or analogous piglets of just having weaned of kind, be divided into A (control group), B (playing sound 1), C (playing sound 2), D (playing sound 3), 5 groups of E (playing sound 4) at random, every group 20, every is 1 repetition, and experimental period is 8 days.
Control group: do not play.
Sound 1: sow is from putting the preceding call of milk piglet, putting milk up to putting the sound that milk closes to an end and sends;
Sound 2: sow is put the sound that sends in the milk process;
Sound 3: sow is being put the sound that milk sends when closing to an end;
Sound 4: sow is called the sound of piglet before putting milk.
Test method:
(1) collection of sow sound: with video camera piglet was sucked the breast from the last time and to finish that piglet, the behavior of sow and the cry synchronous recording of groaning of sow get off to the cyclic process of sucking the breast that finishes of next time sucking the breast;
(2) analyze montage: utilize the online Ulead of the software in graphic detail Video Studio that downloads that video and the audio frequency that camera record in the step (1) gets off carried out montage on computers, according to following sow video and the audio fragment selected and remain respectively:
(a): sow is from putting the preceding call of milk piglet, putting milk up to putting the sound (sound 1) that milk closes to an end and sends;
(b): sow is put the sound (sound 2) that sends in the milk process;
(c): sow is being put the sound (sound 3) that milk sends when closing to an end;
(d): sow is called the sound (sound 4) of piglet before putting milk;
Then video and audio frequency are separated; Utilize the online audio edited software adobe Audition3.0 software of downloading with the audio frequency denoising again, promptly only stay the audio frequency of sow (a) and (b), (c), (d), and other audio frequency are removed; And, the part section must be arranged with 3 stack amplifications of staying audio frequency; There is being part section end to add no part section 50min, having part section and no part section to constitute (a) and (b), (c), (d) four kinds together and console audio files;
(3) play: four kinds of step (2) gained are consoled among the MP3 of playback equipment that audio files imports to embodiment 1 respectively, the audio amplifier in the playback equipment is hung on top, child care bed center 50 centimeters, and towards ground; Loop play is consoled sound in the child care house of just weanling pig, and reproduction time is that 8 of every mornings are to point in afternoons 5; Play 8 days continuously.
Test and respectively piglet was weighed in the 1st day and the 8th day, gathered ight soil on the 6th day, and detect piglet excrement concentration of cortisol.
The effect of result's (seeing Table 2) sound 4 (sow is called the sound of piglet before putting milk) is best: compare with control group, sound 4 not only can significantly reduce piglet excrement concentration of cortisol (control group 0.40 ± 0.21ng/ml; E group 0.21 ± 0.14ng/ml), but also can significantly improve piglet average daily gain (control group 127.86 ± 4.63g; E group 132.85 ± 6.49g).Next is that C group (sound 2) and D group (sound 3) also can obviously reduce piglet excrement concentration of cortisol and the average daily gain of apparent in view increase piglet; B group (sound 2) is then without any effect.
Table 2 alternative sounds is to the influence of weanling pig average daily gain and concentration of cortisol
| ADFI(g) | Concentration of cortisol (ng/ml) | |
| A organizes (control group) | 127.86±4.63b | 0.40±0.21a |
| B organizes (sound 1) | 126.86±6.69ab | 0.42±0.18a |
| C organizes (sound 2) | 129.14±4.91ab | 0.27±0.20ab |
| D organizes (sound 3) | 129.43±5.88ab | 0.27±0.87ab |
| E organizes (sound 4) | 132.85±6.49a | 0.21±0.14b |
The above results explanation sow is called the sound (sound 4) of piglet that weanling pig is had before putting milk and significantly consoles effect, has reduced the ablactation stress of piglet, improves the piglet average daily gain.
Claims (10)
1. utilize the method that sound slows down stress of baby pigs caused ablaction of consoling of simulation sow, it is characterized in that comprising the steps:
(1) with video camera piglet was sucked the breast from the last time and finish that piglet, the behavior of sow and the cry synchronous recording of groaning of sow get off to the cyclic process of sucking the breast that finishes of next time sucking the breast;
(2) utilize software in graphic detail that video and the audio frequency that camera record in the step (1) gets off carried out montage on computers, the sow of selecting and remain is called piglet before putting milk fragment is separated video and audio frequency then; Utilize audio edited software with the audio frequency denoising again, only keep sow is called piglet before putting milk audio frequency, and with 3 stack amplifications of gained audio frequency, that must console sound has a part section; Add no part section at the end that the part section is arranged, have part section and no part section to constitute together and console audio files; Wherein said no part section is meant length blanking time between preceding twice lactation of piglet of wean, without any sound;
(3) step (2) gained is consoled audio files and import in the playback equipment, from first day loop play in the child care house of weanling pig of weaned piglet; During broadcast the audio amplifier in the playback equipment hung on top, child care bed center 50 centimeters, and towards ground; Reproduction time be 8 of every mornings to point in afternoons 5, play continuously 8 days.
2. in accordance with the method for claim 1, it is characterized in that described in its step (2) have the part section to be meant to amplify through stack after sow put the sound of calling piglet before the milk.
3. in accordance with the method for claim 1, the time span that it is characterized in that the no part section described in its step (2) is 44～59min;
4. in accordance with the method for claim 3, the time span that it is characterized in that the no part section described in its step (2) is 44min.
5. in accordance with the method for claim 3, the time span that it is characterized in that the no part section described in its step (2) is 47min.
6. in accordance with the method for claim 3, the time span that it is characterized in that the no part section described in its step (2) is 46min.
7. in accordance with the method for claim 3, the time span that it is characterized in that the no part section described in its step (2) is 50min.
8. in accordance with the method for claim 3, the time span that it is characterized in that the no part section described in its step (2) is 51min.
9. in accordance with the method for claim 3, the time span that it is characterized in that the no part section described in its step (2) is 59min.
10. device consoled in a weanling pig vowel, it is characterized in that comprising that audio amplifier (1), audio amplifier (1) are connected with MP3 (2) by connecting line (3), and audio amplifier (1) connects power supply by power line (4).
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| CN2011101610275A CN102246721B (en) | 2011-06-15 | 2011-06-15 | Method for relieving piglet weanling stress by using simulated sow placatory voice |
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| CN2011101610275A CN102246721B (en) | 2011-06-15 | 2011-06-15 | Method for relieving piglet weanling stress by using simulated sow placatory voice |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104127259A (en) * | 2014-08-08 | 2014-11-05 | 佘高飞 | Method for arousing semen collection sexuality of boar and improving semen collection pleasure of boar |
| CN104719178A (en) * | 2015-03-20 | 2015-06-24 | 苏州新区枫桥净化设备厂 | Pet cage with pacifying function |
| CN106070060A (en) * | 2016-08-04 | 2016-11-09 | 遵义县强芳养殖发展有限公司 | Rex rabbit frightened rex rabbit method for breeding can be avoided |
| CN107484711A (en) * | 2017-08-22 | 2017-12-19 | 程振勇 | A kind of method for improving sow and producing nest number per year |
| CN107950404A (en) * | 2018-01-17 | 2018-04-24 | 四川农业大学 | A kind of simulated cows educate calf device |
| CN109105292A (en) * | 2018-10-30 | 2019-01-01 | 揭西县吉大养殖有限公司 | It is a kind of to induce the method for sow lactation, apparatus for deivation, mobile mechanism |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104127259A (en) * | 2014-08-08 | 2014-11-05 | 佘高飞 | Method for arousing semen collection sexuality of boar and improving semen collection pleasure of boar |
| CN104719178A (en) * | 2015-03-20 | 2015-06-24 | 苏州新区枫桥净化设备厂 | Pet cage with pacifying function |
| CN106070060A (en) * | 2016-08-04 | 2016-11-09 | 遵义县强芳养殖发展有限公司 | Rex rabbit frightened rex rabbit method for breeding can be avoided |
| CN107484711A (en) * | 2017-08-22 | 2017-12-19 | 程振勇 | A kind of method for improving sow and producing nest number per year |
| CN107950404A (en) * | 2018-01-17 | 2018-04-24 | 四川农业大学 | A kind of simulated cows educate calf device |
| CN109105292A (en) * | 2018-10-30 | 2019-01-01 | 揭西县吉大养殖有限公司 | It is a kind of to induce the method for sow lactation, apparatus for deivation, mobile mechanism |
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