CN103621785B - Special daily ration for lean type growing-finishing pigs and preparation method thereof - Google Patents

Special daily ration for lean type growing-finishing pigs and preparation method thereof Download PDF

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CN103621785B
CN103621785B CN201310724893.XA CN201310724893A CN103621785B CN 103621785 B CN103621785 B CN 103621785B CN 201310724893 A CN201310724893 A CN 201310724893A CN 103621785 B CN103621785 B CN 103621785B
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corn
feed
whole
crush box
pulverizing
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CN103621785A (en
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王诚
郭建凤
王彦平
王怀中
宋恩亮
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Institute Animal Science and Veterinary Medicine of Shandong AAS
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Institute Animal Science and Veterinary Medicine of Shandong AAS
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/87Re-use of by-products of food processing for fodder production

Abstract

The invention discloses special daily ration for lean type growing-finishing pigs and a preparation method thereof. The daily ration for lean type growing-finishing pigs in the stage of weight being 35-60kg contains the following ingredients in percent by weight: 30 percent of whole-plant corn silage feed (according to air dry matter), 50 percent of corns, 15.9 percent of bean pulp, 0.1 percent of phytase and 4 percent of premix. The daily ration for lean type growing-finishing pigs in the stage of weight being 60-90kg contains the following ingredients in percent by weight: 30 percent of whole-plant corn silage (according to air dry matter), 45 percent of corn, 10.9 percent of bean pulp, 10 percent of bran, 0.1 percent of phytase and 4 percent of premix. The silage whole-corn feed is prepared by crushing newly-harvested whole-plant corns into particles with the length being about 0.5cm and then conducting closed fermentation. The daily ration is used, so that the straw feed resource can be fully utilized, the growth speed of pigs is increased, and the feeding cost is significantly reduced. Moreover, excrement odor is reduced, and the feeding environment of pigsty is improved.

Description

Daily ration that a kind of lean meat species growing-finishing pig is special and preparation method thereof
Technical field
The present invention relates to special daily ration of a kind of lean meat species growing-finishing pig and preparation method thereof, belong to field of feed.
Background technology
In China's intensive pig production is produced, there are many restraining factors, wherein outstanding behaviours increases too fast in feedstuff price, and corn, value of the meal have gone up more than 20%.The general standard with reference to NY/T65-2004 of current China feed diet, this standard prepares based on corn soybean diet, and sharp rising of cost of material causes feed cost to increase, and reduces benefit of raising pigs.Meanwhile, some unconventional raw materials, utilize obviously not enough aborning, even there is waste and abandon phenomenon.
Green grass or young crops stores up whole-plant corn technology at feeding ruminants as being widely used in milk cow, mutton sheep, and achieve good economic benefit, but the nutrient theory of classics does not specify the coarse-fibred requirement of bacon hogs, not have both at home and abroad relevant green grass or young crops to store up whole-plant corn feed and to feed the report of bacon hogs.
The preparation method of existing green grass or young crops storage corn feed comprises harvesting, transport, cut up with a hay cutter the steps such as short, filling, compacting, closed and fermentation.But adopt the greenfeed prepared of the method too thick, palatability is poor, can not Direct-fed growing and fattening pigs, growing and fattening pigs of feeding need to improve further its technique.
Summary of the invention
The object of the invention is to: the green grass or young crops food maize straw resource utilizing Shandong Province abundant, make blue or green storage whole-plant corn in lean meat species growing and fattening swine rearing, obtain science application.The present invention adopts high-speed cutting disintegrating process to whole-plant corn, makes whole-plant corn crushed stalk particle length at about 0.5cm, can Direct-fed growing-finishing pig; This disintegrating process keeps the integrality of blue or green storage raw material, at utmost reduces the loss of nutritional labeling.The present invention matches with other raw materials to green grass or young crops storage raw material, through scientific and reasonable preparation, develops the daily ration that a kind of lean meat species growing-finishing pig is special.To feed this kind of daily ration, straw feed resource can be made full use of, improve the pig speed of growth, significantly reduce feeding cost; And decrease the stink of ight soil, improve the feeding environment of pig house.
Technical scheme of the present invention is: a kind of blue or green storage whole-plant corn feed, is characterized in that, it is the particle of long 0.4-0.6 cm by the whole-plant corn newly gathered in through pulverizing, and be then prepared from through closing fermentation, its moisture is 70 ~ 80%; In air dry matter, crude protein content is 6% ~ 8%, and crude fiber content is 15% ~ 19%.
The preparation method of above-mentioned green grass or young crops storage whole-plant corn feed, comprises harvesting, transports, cuts up with a hay cutter short, fillings, compacting, closed and ferment, it is characterized in that, the further efficient pulverizing of the short rear needs of described hand hay cutter, and then load; Described efficient pulverizing is specially: the maize straw cutting up with a hay cutter the 4-6cm of short one-tenth through hay cutter is sent into Highefficientpulverizer, in Highefficientpulverizer, pulverize the high-speed cutting of blade under 1400-1500r/min rotating speed through carbide alloy, form the particle of long 0.4-0.6 cm.
Above-mentioned Highefficientpulverizer adopts carbide alloy to pulverize blade, and rating of machine is 18-20kw, 1400-1500r/min; High rotating speed and carbide chip make whole-plant corn cut into graininess, and this disintegrating process reduces the loss of whole-plant corn nutrition juice to greatest extent.The pulverizing of this Highefficientpulverizer is simultaneously provided with fan directly over exporting, and makes the feed after pulverizing discharge (whole-plant corn moisture is higher is generally more than 70%, and the feed after pulverizing is easily pasted on crushing chamber wall) in time by outlet, improves crush efficiency.
Preferably, the preparation method of blue or green storage whole-plant corn feed is:
(1) gather in: harvesting time of whole-plant corn should at corn kernel milking maturity mid-term to the cured ripe initial stage, or when the parenchymula line (milk-line) of corn kernel reaches 1/2, pit appears in part corn seed; During harvesting, the height for the stubble left should control 15 ~ 20cm;
(2) transport: require after corn straw harvesting to be transported to blue or green storage field immediately;
(3) cut up with a hay cutter short: the maize straw shipped first through hay cutter hand hay cutter weakness reason, guillotine cutting becomes 4.5-5.5cm;
(4) efficient pulverizing: cut up with a hay cutter short rear feeding Highefficientpulverizer, pulverize the high-speed cutting of blade under 1400-1500r/min rotating speed through carbide alloy, whole-plant corn stalk forms the particle of long 0.4-0.6 cm;
(5) filling, compacting: by the raw material after pulverizing, be filled in immediately in fermentation vat, blue or green storage raw material moisture, generally 60% ~ 70%, is loaded front bottom and is spread one deck hay, be beneficial to the juice that absorption stalk oozes out; The filling limit compacting of raw material limit, every 30 ~ 50cm compacting is once;
(6) close, ferment: after compacting, cellar for storing things must be sealed in time; Use plastic film to cover whole corn silage, the preference temperature in fermentation vat is 20 ~ 25 DEG C, and most Gao Buying is more than 37 DEG C; Fermentation vat sealing should be airtight, and extruding additional air, stuffiness of obturaging, avoids fermentation raw material to contact with air.Fermenting raw materials can be opened pond for 45 ~ 60 days and feed.
The daily ration that the lean meat species growing-finishing pig in body weight 35 ~ 60kg stage of the present invention is special, its component and weight ratio are: blue or green storage whole-plant corn feed 30%(is by air dry matter), corn 50%, dregs of beans 15.9%, phytase 0.1%, premix 4%.
The daily ration that the lean meat species growing-finishing pig in body weight 60 ~ 90kg stage of the present invention is special, its component and weight ratio are: blue or green storage whole-plant corn feed 30%(is by air dry matter), corn 45%, dregs of beans 10.9%, wheat bran 10%, phytase 0.1%, premix 4%.
Blue or green storage whole-plant corn feed: moisture is 70-80%; In air dry matter, described crude protein content is 6% ~ 8%, and crude fiber content is 15% ~ 19%, and energy is 16 ~ 17kj/g, and the content of calcium (Ca), phosphorus (P) is respectively 1.8% ~ 2.6%, 0.21% ~ 0.25%.
Phytase: enzymatic activity is >=5000IU/kg, daily ration addition is 0.1%.
Premix: pig premix, supplements amino acid (aa), calcium (Ca), phosphorus (P), vitamin, trace element in daily ration.
To feed the method for daily ration: calculate consumption with the water content meter of green grass or young crops storage whole-plant corn feed, according to formula rate, first green grass or young crops being stored up whole-plant corn feed adds in mixer, stir while add other raw material, the amount of each mixing is 60% ~ 80% of mixer, incorporation time is 6 ~ 10 minutes, and mixed feed is daily ration of feeding.
Further, the present invention adopts special green grass or young crops storage whole-plant corn Highefficientpulverizer, it comprises feed hopper, crush box, drive unit and frame, in described crush box, disintegrating mechanism is set, described crush box and drive unit are all fixedly installed in frame, it is characterized in that: described disintegrating mechanism comprises blade holder, rotating shaft, the two ends of described rotating shaft are stretched out outside crush box and are connected with frame respectively by bearing, the described one end key being positioned at the rotating shaft part of crush box is connected with blade holder, and other end key is connected with fan; Described blade holder comprises 3 knife rest plates and bearing pin that arrange along rotating shaft axially spaced-apart, the edge of described knife rest plate is along the circumferential direction symmetrical arranged four through holes, described bearing pin runs through 3 knife rest plates through described through hole, bearing pin is parallel to shaft axis, described bearing pin is provided with blade, one end of described blade is connected rotationally with bearing pin, and the other end is movable end; The lower end of described feed hopper arranges feed outlet port, and the top of crush box arranges pulverizing entrance, and described feed outlet port is communicated with pulverizing entrance, and the bottom of described crush box is arranged pulverizes outlet.
Blue or green storage whole-plant corn is delivered to feed hopper after the bar that rough lumber and hay cutter cut into about 5cm, send in crush box by feeding funnel again, disintegrating mechanism in crush box drives work by drive unit, rapidly and efficiently carry out comminution process, the feed after pulverizing by pulverize outlet discharge.
Described crush box is two, and the feed outlet port correspondence of described feed hopper arranges two, and described disintegrating mechanism, drive unit also correspondence arrange two covers.
Described drive unit comprises the motor be fixedly installed in frame, and the main shaft of motor is connected with described rotating shaft by belt pulley.
The pulverizing outlet of described crush box is arranged at immediately below fan.
Described crush box comprises upper box and lower box, hinged between described upper box and lower box.
The middle and lower part of feed hopper both sides all arranges transparent windows, and described transparent windows contributes to staff in operation, clearly observes charging situation in feed hopper, and staff can adjust inlet amount and charging rate according to charging situation at any time.
The feed entrance place of described feed hopper arranges protection network, and described protection network is used for preventing material from growing to causing waste on the ground.
Corner place bottom described frame all arranges road wheel and locking device, and described road wheel is used for moving the present invention quickly and easily, and locking device is used for the present invention being fixed on certain position and carries out production work.
Described locking device comprises the nut be fixedly installed in frame and the screw rod be connected with nut thread, and the bottom of described screw rod arranges pad.
The invention has the beneficial effects as follows:
(1) Highefficientpulverizer makes whole-plant corn cut into graininess, and this disintegrating process reduces the loss of whole-plant corn nutrition juice to greatest extent, and feed fermentation slaking is more abundant, can directly and other raw material mixed feeding growing-finishing pigs.This technique improves the palatability of feed, adds feed intake and the digestibility of pig.
(2) crude fiber content that swine rations is suitable, can promote the wriggling of stomach and intestine, obviously improve the healthy water equality phenomenon of stomach and intestine, increases the feed intake of pig, improves pig production performance.Reduce the use amount of corn, dregs of beans simultaneously, reduce feed cost.
(3) have a large amount of lactic acid bacterias in blue or green storage whole-plant corn feed, increase beneficial bacterium quantity in chitling road, can improve the general level of the health in chitling road and the digestibility of feed, the ight soil foul smell that pork chop is let out obviously reduces, and improves the environment of pig house.
(4) blue or green storage whole-plant corn Dietary phosphorus (P) and trace element are as the rich content of iron (Fe) etc., but exist with the formation of phytic acid complexing, pig digestibility is very low, phytase is added in feed, enzyme hydrolysis phytic acid, destroys the complexing power of phytic acid, improves phosphorus (P) and the micro-digestibility such as iron (Fe), zinc (Zn), reduce the external source addition of trace element simultaneously, reduce feed cost.The present invention is due to abundant raw material source, and the simple and low production cost of processing technology, can apply at large-scale pig farm.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of crush box;
Fig. 3 is the structural representation of disintegrating mechanism;
Fig. 4 is the structural representation of locking device;
In figure: 1-feed hopper, 2-crush box, 21-upper box, 22-lower box, 3-frame, 4-feed outlet port, 5-pulverize entrance, 6-pulverizes outlet, 7-rotating shaft, 8-blade holder, 9-fan, 10-knife rest plate, 11-cutter bearing pin, 12-blade, 13-motor, 14-road wheel, 15-locking device, 16-nut, 17-screw rod, 18-pad, 19-transparent windows, 20-protection network.
Detailed description of the invention
Embodiment 1: blue or green storage whole-plant corn special efficient pulverizer
As Figure 1-4, a kind of blue or green storage whole-plant corn Highefficientpulverizer, comprise feed hopper 1, crush box 2, drive unit and frame 3, arrange disintegrating mechanism in described crush box 2, described crush box 2 and drive unit are all fixedly installed in frame 3.Described crush box 2 is two, the lower end of described feed hopper 1 is provided with two feed outlet port 4, the top of two crush boxes 2 is all arranged pulverizes entrance 5, and two described feed outlet port 4 are communicated with respectively with the pulverizing entrance 5 of two crush boxes 2, and the bottom of described crush box 2 is all arranged pulverizes outlet 6.
Described disintegrating mechanism comprises blade holder 8, rotating shaft 7, and the two ends of described rotating shaft 7 stretch out that crush box 2 is outer to be connected with frame 3 respectively by bearing, described in be positioned at the rotating shaft part of crush box 2 one end key be connected with blade holder 8, other end key is connected with fan 9.Described blade holder 8 comprises 3 knife rest plates 10 and cutter bearing pin 11 that arrange along rotating shaft 7 axially spaced-apart, the edge of described knife rest plate 10 is along the circumferential direction symmetrical arranged four through holes, described cutter bearing pin 11 runs through 3 knife rest plates 10 through described through hole, cutter bearing pin 11 is parallel to rotating shaft 7 axis, and described cutter bearing pin 11 is provided with blade 12.One end of described blade 12 is connected rotationally with cutter bearing pin 11, and the other end is movable end.Described fan 9 one aspect can prevent the material after pulverizing be bonded on crush box 2 inwall and on blade 12, cause deadlock phenomenon, can ensure that the discharging of pulverizing outlet 6 is smooth and easy on the other hand and not produce clogging.
The pulverizing outlet 6 of described crush box 2 is arranged at immediately below fan 9, is more convenient to the feed granules after by pulverizing and discharges from pulverizing outlet 6 in time.
The main shaft that described drive unit comprises two motor 13, two motors 13 be fixedly installed in frame 3 is connected with two rotating shafts 7 respectively by belt pulley.
Described crush box 2 comprises upper box 21 and lower box 22, hinged between described upper box 21 and lower box 22, can to disintegrating mechanism handling maintenance after opening upper box 21.
Corner place bottom described frame 3 all arranges road wheel 14 and locking device 15, and described road wheel 14 is for moving the present invention quickly and easily, and locking device 15 is used for the present invention being firmly fixed on certain position and carries out production work.
Described locking device 15 comprises the nut 16 be fixedly installed in frame 3 and the screw rod 17 be threaded with nut 16, and the bottom of described screw rod 17 arranges pad 18.Make four road wheels 14 liftoff by rotary screw 17, thus realize the object being supported, fix whole machine by four screw rods 17, ensure steadiness during machinery operation.
The middle and lower part of described feed hopper 1 both sides all arranges transparent windows 19, and feed entrance place arranges protection network 20.Described transparent windows 19 contributes to staff in operation, clearly observes charging situation in feed hopper 1, and staff can adjust inlet amount and charging rate according to charging situation at any time.
Whole-plant corn, after the bar that hay cutter cuts into about 5cm, is transported in feed hopper.For preventing being blown off to causing waste on the ground by the material after hay cutter cuts, the feed entrance place of feed hopper arranges protection network, and the material in feed hopper is entered respectively in two crush boxes by two feed outlet port and pulverizes.Disintegrating mechanism in two crush boxes is driven by respective motor, fast milpa cutting and grinding are become the graininess of about 0.5cm, by pulverizing outlet discharge after pulverizing, pulverize exit and gathering-device can be set or directly by material conveyer belt, the mass transport crushed be stored up in pond to blue or green.
Above-mentioned Highefficientpulverizer adopts carbide alloy to pulverize blade, and rating of machine is 18.5kw, 1470r/min.High rotating speed and carbide chip make whole-plant corn cut into graininess, and this disintegrating process reduces the loss of whole-plant corn nutrition juice to greatest extent; Whole-plant corn moisture is higher is in addition generally more than 60%, and the feed after pulverizing is easily pasted on crushing chamber wall, causes damp production, this high speed disintegrator, with the addition of fan, the feed after pulverizing is discharged in time by outlet, improves crush efficiency.This equipment pulverizes 4 tons ~ 5 tons in each hour, can meet need of production.
Embodiment 2
(1) gather in: harvesting time of whole-plant corn should at corn kernel milking maturity mid-term to the cured ripe initial stage, or when the parenchymula line (milk-line) of corn kernel reaches 1/2, pit appears in part corn seed; During harvesting, the height for the stubble left should control 15 ~ 20cm;
(2) transport: require after corn straw harvesting to be transported to blue or green storage field immediately;
(3) cut up with a hay cutter short: the maize straw shipped first through hay cutter hand hay cutter weakness reason after, guillotine cutting becomes 5cm;
(4) efficient pulverizing: cut up with a hay cutter short rear feeding Highefficientpulverizer, pulverize the high-speed cutting of blade under 1470r/min rotating speed through carbide alloy, whole-plant corn stalk forms the particle of long 0.5cm;
(5) filling, compacting: by the raw material after pulverizing, be filled in immediately in fermentation vat, blue or green storage raw material moisture, generally 60% ~ 70%, is loaded front bottom and is spread one deck hay, be beneficial to the juice that absorption stalk oozes out; The filling limit compacting of raw material limit, every 40cm compacting is once;
(6) close, ferment: after compacting, cellar for storing things must be sealed in time; Use plastic film to cover whole corn silage, the preference temperature in fermentation vat is 20 ~ 25 DEG C, and most Gao Buying is more than 37 DEG C; Fermentation vat sealing should be airtight, and extruding additional air, stuffiness of obturaging, avoids fermentation raw material to contact with air.Fermenting raw materials can be opened pond for 45 ~ 60 days and feed.
Embodiment 3 Ration Compound
35 ~ 60kg stage lean meat species growing-finishing pig, test group formula: blue or green storage whole-plant corn feed (by air dry matter) 30%, corn 50%, dregs of beans 15.9%, phytase (Beijing challenge company) 0.1%, premix 4%; Control group is filled a prescription: corn 65%, dregs of beans 20%, wheat bran 11%, premix (Shandong An Chi group) 4%.
60 ~ 90kg stage lean meat species growing-finishing pig, test pig formula: blue or green storage whole-plant corn feed (by air dry matter) 30%, corn 45%, dregs of beans 10.9%, wheat bran 10%, phytase (Beijing challenge company) 0.1%, premix 4%; Control group is filled a prescription: corn 60%, dregs of beans 16%, wheat bran 20%, premix 4%.
Preparation and using method: calculate consumption with the water content meter of green grass or young crops storage whole-plant corn feed, according to formula rate, first green grass or young crops being stored up whole-plant corn feed adds in mixer, stir while add other raw material, the amount of each mixing is 60% ~ 80% of mixer, incorporation time is 6 ~ 10 minutes, and mixed feed is daily ration of feeding.
Feeding effect and analysis: on Changqing district of Jinan city China novel species pig farm, select " DLY " ternary growing-finishing pig 200 of same parity, be divided into 2 groups at random, test group and each 100 of control group, respectively feeding experiment daily ration and contrast daily ration.Feed mode: free choice feeding.Test starts to terminate to 160 age in days average weights at 100kg from average weight 30kg.The data measured have on-test weight (initial weight), off-test weight (end is heavy), feed consumption rate, daily gain, feedstuff-meat ratio.Deliver for sale at 160 ages in days, test group every nose heave 5.2kg(test group 104.8kg average than control group, control group 99.6kg), daily gain improves 61.2g/d(and raises 85 days), control group feedstuff-meat ratio is 2.95:1, test group is 3.10:1, adjusts by feeding cost the feed cost use that greenfeed group every of feeding on average reduces by 41.72 yuan.
Known from result of the test, greenfeed of feeding can reduce feeding cost, improves the growth performance of pig.

Claims (8)

1. the daily ration that the lean meat species growing-finishing pig in 35 ~ 60kg stage is special, its component and weight ratio are: blue or green storage whole-plant corn feed counts 30% by air dry matter, corn 50%, dregs of beans 15.9%, phytase 0.1%, premix 4%; Described green grass or young crops storage whole-plant corn feed is made by following method: comprise harvesting, transport, cut up with a hay cutter short, efficient pulverizing, filling, compacting, close and ferment, its moisture is 70 ~ 80%; Described efficient pulverizing is specially: the maize straw cutting up with a hay cutter the 4-6cm of short one-tenth through hay cutter is sent into Highefficientpulverizer, in Highefficientpulverizer, pulverize the high-speed cutting of blade under 1400-1500r/min rotating speed through carbide alloy, form the particle of long 0.4-0.6 cm; Described green grass or young crops storage whole-plant corn feed is in air dry matter, and crude protein content is 6% ~ 8%, and crude fiber content is 15% ~ 19%.
2. the daily ration that the lean meat species growing-finishing pig in a kind of 35 ~ 60kg stage as claimed in claim 1 is special, is characterized in that, is provided with fan directly over the pulverizing outlet of described Highefficientpulverizer.
3. the daily ration that the lean meat species growing-finishing pig in a kind of 35 ~ 60kg stage as claimed in claim 1 or 2 is special, is characterized in that, described green grass or young crops storage whole-plant corn feed is made by following method:
(1) gather in: harvesting time of whole-plant corn at corn kernel milking maturity mid-term to the cured ripe initial stage, or when the parenchymula line of corn kernel reaches 1/2, pit appears in part corn seed; During harvesting, the height for the stubble left should control 15 ~ 20cm;
(2) transport: after corn straw harvesting, be transported to blue or green storage field immediately;
(3) cut up with a hay cutter short: the maize straw shipped through hay cutter hand hay cutter weakness reason, guillotine cutting becomes 4.5-5.5cm;
(4) efficient pulverizing: cut up with a hay cutter short rear feeding Highefficientpulverizer, pulverize the high-speed cutting of blade under 1400-1500r/min rotating speed through carbide alloy, whole-plant corn stalk forms the particle of long 0.4-0.6 cm;
(5) filling, compacting: by the raw material after pulverizing, be filled in immediately in fermentation vat, before loading, bottom spreads one deck hay; The filling limit compacting of raw material limit, every 30 ~ 50cm compacting is once;
(6) close, ferment: after compacting, seal cellar for storing things in time; Use plastic sheeting to cover whole corn silage, in fermentation vat, temperature maintains 20 ~ 25 DEG C.
4. the daily ration that the lean meat species growing-finishing pig in a kind of 35 ~ 60kg stage as claimed in claim 1 or 2 is special, it is characterized in that, described Highefficientpulverizer, comprise feed hopper, crush box, drive unit and frame, in described crush box, disintegrating mechanism is set, described crush box and drive unit are all fixedly installed in frame, it is characterized in that: described disintegrating mechanism comprises blade holder, rotating shaft, the two ends of described rotating shaft are stretched out outside crush box and are connected with frame respectively by bearing, the described one end key being positioned at the rotating shaft part of crush box is connected with blade holder, other end key is connected with fan, described blade holder comprises 3 knife rest plates and bearing pin that arrange along rotating shaft axially spaced-apart, the edge of described knife rest plate is along the circumferential direction symmetrical arranged four through holes, described bearing pin runs through 3 knife rest plates through described through hole, bearing pin is parallel to shaft axis, described bearing pin is provided with blade, one end of described blade is connected rotationally with bearing pin, and the other end is movable end, the lower end of described feed hopper arranges feed outlet port, and the top of crush box arranges pulverizing entrance, and described feed outlet port is communicated with pulverizing entrance, and the bottom of described crush box is arranged pulverizes outlet, the pulverizing outlet of described crush box is arranged at immediately below fan.
5. the daily ration that the lean meat species growing-finishing pig in 60 ~ 90kg stage is special, its component and weight ratio are: blue or green storage whole-plant corn feed counts 30% by air dry matter, corn 45%, dregs of beans 10.9%, wheat bran 10%, phytase 0.1%, premix 4%; Described green grass or young crops storage whole-plant corn feed is made by following method: comprise harvesting, transport, cut up with a hay cutter short, efficient pulverizing, filling, compacting, close and ferment, its moisture is 70 ~ 80%; Described efficient pulverizing is specially: the maize straw cutting up with a hay cutter the 4-6cm of short one-tenth through hay cutter is sent into Highefficientpulverizer, in Highefficientpulverizer, pulverize the high-speed cutting of blade under 1400-1500r/min rotating speed through carbide alloy, form the particle of long 0.4-0.6 cm; Described green grass or young crops storage whole-plant corn feed is in air dry matter, and crude protein content is 6% ~ 8%, and crude fiber content is 15% ~ 19%.
6. the daily ration that the lean meat species growing-finishing pig in a kind of 60 ~ 90kg stage as claimed in claim 5 is special, is characterized in that, is provided with fan directly over the pulverizing outlet of described Highefficientpulverizer.
7. the daily ration that the lean meat species growing-finishing pig in the one 60 ~ 90kg stage as described in claim 5 or 6 is special, is characterized in that, described green grass or young crops storage whole-plant corn feed is made by following method:
(1) gather in: harvesting time of whole-plant corn at corn kernel milking maturity mid-term to the cured ripe initial stage, or when the parenchymula line of corn kernel reaches 1/2, pit appears in part corn seed; During harvesting, the height for the stubble left should control 15 ~ 20cm;
(2) transport: after corn straw harvesting, be transported to blue or green storage field immediately;
(3) cut up with a hay cutter short: the maize straw shipped through hay cutter hand hay cutter weakness reason, guillotine cutting becomes 4.5-5.5cm;
(4) efficient pulverizing: cut up with a hay cutter short rear feeding Highefficientpulverizer, pulverize the high-speed cutting of blade under 1400-1500r/min rotating speed through carbide alloy, whole-plant corn stalk forms the particle of long 0.4-0.6 cm;
(5) filling, compacting: by the raw material after pulverizing, be filled in immediately in fermentation vat, before loading, bottom spreads one deck hay; The filling limit compacting of raw material limit, every 30 ~ 50cm compacting is once;
(6) close, ferment: after compacting, seal cellar for storing things in time; Use plastic sheeting to cover whole corn silage, in fermentation vat, temperature maintains 20 ~ 25 DEG C.
8. the daily ration that the lean meat species growing-finishing pig in the one 60 ~ 90kg stage as described in claim 5 or 6 is special, it is characterized in that, described Highefficientpulverizer, comprise feed hopper, crush box, drive unit and frame, in described crush box, disintegrating mechanism is set, described crush box and drive unit are all fixedly installed in frame, it is characterized in that: described disintegrating mechanism comprises blade holder, rotating shaft, the two ends of described rotating shaft are stretched out outside crush box and are connected with frame respectively by bearing, the described one end key being positioned at the rotating shaft part of crush box is connected with blade holder, other end key is connected with fan, described blade holder comprises 3 knife rest plates and bearing pin that arrange along rotating shaft axially spaced-apart, the edge of described knife rest plate is along the circumferential direction symmetrical arranged four through holes, described bearing pin runs through 3 knife rest plates through described through hole, bearing pin is parallel to shaft axis, described bearing pin is provided with blade, one end of described blade is connected rotationally with bearing pin, and the other end is movable end, the lower end of described feed hopper arranges feed outlet port, and the top of crush box arranges pulverizing entrance, and described feed outlet port is communicated with pulverizing entrance, and the bottom of described crush box is arranged pulverizes outlet, the pulverizing outlet of described crush box is arranged at immediately below fan.
CN201310724893.XA 2013-12-25 2013-12-25 Special daily ration for lean type growing-finishing pigs and preparation method thereof Expired - Fee Related CN103621785B (en)

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