| abstract |
The invention discloses a kind of 170 250 days laying duck special feeds, raw material includes by weight：20 40 parts of soy meal, 38 parts of sesbania, 2 10 parts of clover, 3 15 parts of oyster shell whiting, 20 30 parts of proteins additive, 12 parts of hypersober, 0.2 0.5 parts of yeast polypeptides powder, 0.1 0.2 parts of pollen pini, 0.2 0.8 parts of choline chloride, 39 parts of phagostimulant, 1 1.3 parts of calcium dihydrogen phosphate, 0.1 0.2 parts of high temperature resistant phytase, 0.2 0.8 parts of corn oil, 12 parts of Chinese herbal medicine.Hypersober is prepared using following technique：4A molecular sieves are calcined, it is cooling, it crushes, celery, pentaerythritol ester, microcrystalline cellulose grinding is added, is dried to obtain hypersober.The present invention can meet nutrition needed for laying duck growth, be conducive to digesting and assimilating for laying duck, and duck's egg palatability is good, and duck's egg quality is high, reduce the pollution to water body growing environment. |