A kind of feed addictive
Technical field
The present invention relates to a kind of feed addictive, be specifically related to a kind of at the exploitation of palm kernel meal as the feed addictive of feedstuff.
Background technology
Palm kernel meal is that palm pulp refines a kind of residuals that is produced in the palmitic process, its crude fiber content height, and crude protein content is low, about 14%-19%.Palm kernel meal belongs to roughage, owing to low, the no mouldiness of price, have no side effect, so be usually used in the raising of ruminant at present, as ox, sheep, deer etc.It is lower to the utilization rate of nonruminant to be limited to energy and crude protein, and crude fiber content is higher, and chick and piggy can't be suitable for, thereby makes the raw material of this cheapness can't bring into play large-scale economic benefit.
At present, both at home and abroad corn and puffed soybean cost of material rising range are big, and palm kernel meal has the low and resourceful advantage of price, but because its crude fiber content height and exist some ANFs to limit its application in animal and fowl fodder.If can develop a kind of special enzyme preparation that promotes that palm kernel meal absorbs in the nonruminant body, that will bring social benefit and economic benefit significantly.
Chinese patent CN101248835A discloses a kind of with the degrade method of palm kernel meal, the palm kernel dregs of rice of enzyme, this method mainly is that the palm kernel meal of drying and/or the palm kernel dregs of rice are mixed with the enzyme solutions that contains mannase, and places under 40~100 ℃ the temperature and carry out enzyme digestion reaction makes feed after 4~80 hours raw material finished product.Yet this method need be carried out the needs that production of fodder is satisfied in pre-treatment to palm kernel meal by special equipment and special process flow process, and this Faxian has so increased the production cycle and the cost of feed.
Summary of the invention
The object of the present invention is to provide a kind of feed addictive, a kind of feed addictive of developing as feedstuff at palm kernel meal especially is provided.Feed addictive of the present invention can promote palm kernel meal to absorb in the nonruminant body, and therefore, palm kernel meal can only need to mix use with feed addictive of the present invention and just can bring into play its trophism without any chemical treatment.
In order to realize purpose of the present invention, the inventor is by a large amount of tests, finally obtained a kind of complex enzyme formulation that promotes that palm kernel meal absorbs in the nonruminant body, this complex enzyme formulation joins in the palm kernel meal feed of nonruminants such as chick, piggy with the form of feed addictive, can promote that animal searches for food, improve breeding performonce fo animals, effect is very remarkable.
Particularly, feed addictive of the present invention is made up of zytase, dextranase, pectase, mannase and cellulase.
Preferably, feed addictive of the present invention is made up of zytase 15000-20000U/g, dextranase 3000-4000U/g, pectase 1700-2300U/g, mannase 75000-110000U/g and cellulase 50000-150000U/g.
In a preferred processed group of the present invention (D), described feed addictive is made up of zytase 15000U/g, dextranase 3500U/g, pectase 1700U/g, mannase 100000U/g and cellulase 50000U/g.
In another preferred processed group (E) of the present invention, described feed addictive is made up of zytase 18000U/g, dextranase 4000U/g, pectase 2000U/g, mannase 110000U/g and cellulase 100000U/g.
In another preferred processed group (F) of the present invention, described feed addictive is made up of zytase 20000U/g, dextranase 3000U/g, pectase 2300U/g, mannase 75000U/g and cellulase 150000U/g.
Compared with prior art, the present invention has following progressive significantly: palm kernel meal can only need to mix use with feed addictive of the present invention and just can bring into play its effect without any chemical treatment, has unforeseeable technique effect.
Be specially, according to the result of the table 3 of the embodiment of the invention as can be seen, average daily gain index with every three yellow meat cock is an example, processed group 6-8 of the present invention compares with processed group 2 has significant difference (P<0.05), even added palm kernel meal in this explanation feed, if do not add the enzyme preparation that promotes that palm kernel meal absorbs, three yellow meat cocks still are difficult to absorb the nutrition in the palm kernel meal, and this reflects that from the side feed addictive enzyme prescription D, E of the present invention, F have good promotion palm kernel meal in the systemic effect of fryer body.
Average daily gain index with every three yellow meat cock is an example equally, processed group 6-8 of the present invention compares with processed group 3-5 has significant difference (P<0.05), even added palm kernel meal and enzyme preparation in this explanation feed, if the prescription of enzyme and content are unreasonable, three yellow meat cocks still are difficult to fully absorb the nutrition in the palm kernel meal, this reflects that from the side feed addictive enzyme prescription D, E of the present invention, F are the optimization formulas of selecting through a large amount of testing sieves, has good promotion palm kernel meal and is stealing the systemic effect of chicken body.
Though comparing with processed group 1, processed group 6-8 of the present invention do not have significant difference (P>0.05), yet the fryer average daily gain amount of processed group 6-8 of the present invention still is higher than processed group 1,0.1% enzyme additive of the present invention is added in this explanation in the feed of 40% corn+20% dregs of beans+35.9% palm kernel meal+4% premix after, be used for the effect of feeding dorking and be better than the feed that 76% corn+20% dregs of beans+4% premix is formed.As seen, after adopting feed addictive of the present invention, it is nearly 40% to save grain, has remarkable social benefit and economic benefit.
Simultaneously, processed group 6-8 of the present invention compares with processed group 2-5 has significant difference, this illustrates that from another angle feed addictive of the present invention can promote to absorb in the fryer body nutrition the palm kernel meal, has saved grain significantly, has unforeseeable technique effect.
The specific embodiment
Below be specific embodiments of the invention, technical scheme of the present invention is done further the description, but protection scope of the present invention is not limited to these embodiment.Every do not deviate from the change of the present invention design or be equal to substitute include within protection scope of the present invention.
Enzyme additive of the present invention promotes three yellow meat cocks to absorb the test of palm kernel meal
Choose about the every plumage 40g of body weight, three yellow meat cocks of physical health, be divided into 8 processed group at random, every group 10 plumage.Test is carried out in three yellow meat cock 0~5 all age grade sections, and experimental design and enzyme prescription see the following form 1, table 2.
Table 1 test packet design
Table 2 test is filled a prescription with enzyme
Feeding and management and investigation index
Test chicken adopts four layers to raise in cages, and changes water twice every day, adds material, to guarantee in the crib feed to be arranged but can not remain too much, freely drinks water.Each organizes independent feed, and record experimental period feed intake.Do sterilization, epidemic preventing sanitary by raising requirement.The routine immunization program immunity.Testing crew is regularly observed chicken group state, coccidia early warning every day, checks drinking-water, the situation of searching for food, feather situation.
Test is investigated: record feed consumption rate, the initial body weight of test chicken and end are heavy, investigate feed intake, daily gain, material anharmonic ratio, and data are represented with average ± standard deviation, adopt EXCEL to carry out variance analysis.
Result of the test: enzyme preparation to 1~5 the week age broiler growth Effect on Performance, see Table 3.
The growth performance in age in table 3 different disposal meat chick 1~5 week
Compare #P<0.05 with processed group 1; Compare * P<0.05 with processed group 2; Compare , $P<0.05 with processed group 3; Compare , $P<0.05 with processed group 4; Compare , @P<0.05 with processed group 5
According to the result of above-mentioned table 3 as can be seen, average daily gain index with every three yellow meat cock is an example, processed group 6-8 of the present invention compares with processed group 2 has significant difference (P<0.05), even added palm kernel meal in this explanation feed, if do not add the enzyme preparation that promotes that palm kernel meal absorbs, three yellow meat cocks still are difficult to absorb the nutrition in the palm kernel meal, and this reflects that from the side feed addictive enzyme prescription D, E of the present invention, F have good promotion palm kernel meal in the systemic effect of fryer body.
Average daily gain index with every three yellow meat cock is an example equally, processed group 6-8 of the present invention compares with processed group 3-5 has significant difference (P<0.05), even added palm kernel meal and enzyme preparation in this explanation feed, if the prescription of enzyme and content are unreasonable, three yellow meat cocks still are difficult to fully absorb the nutrition in the palm kernel meal, this reflects that from the side feed addictive enzyme prescription D, E of the present invention, F are the optimization formulas of selecting through a large amount of testing sieves, has good promotion palm kernel meal and is stealing the systemic effect of chicken body.
Though comparing with processed group 1, processed group 6-8 of the present invention do not have significant difference (P>0.05), yet the fryer average daily gain amount of processed group 6-8 of the present invention still is higher than processed group 1,0.1% enzyme additive of the present invention is added in this explanation in the feed of 40% corn+20% dregs of beans+35.9% palm kernel meal+4% premix after, be used for the effect of feeding dorking and be better than the feed that 76% corn+20% dregs of beans+4% premix is formed.As seen, after adopting feed addictive of the present invention, it is nearly 40% to save grain, has remarkable social benefit and economic benefit.
Simultaneously, processed group 6-8 of the present invention compares with processed group 2-5 has significant difference, this illustrates that from another angle feed addictive of the present invention can promote to absorb in the Broiler Chicken nutrition the palm dregs of rice, has saved significantly grain, has unforeseeable technique effect.