| abstract |
The present invention is a kind of grass goldfish wolffia arrhiza feed and preparation method thereof, during it is formulated, fish meal 10 15%；Dregs of beans 15 20%；Corn flour 10 20%；Wheat bran 5 10%；Wheat-middlings 15 20%；Trace element 0.00106 0.0195%；B B-complex 0.0008 0.002%；Fish oil 2 4%；Wolffia arrhiza dry powder 20 30%；By expanded obtained grass goldfish wolffia arrhiza feed of pelletizing, wolffia arrhiza is because rich in high protein, higher fatty acid and several amino acids, crude fiber content is low, therefore, feed cost is reduced instead of not only saving feed after Partial Fish Meal protein feed by wolffia arrhiza dry powder, and this feed formula proportioning equalize, it is easy to digest and assimilate, significantly improve the speed of growth of grass goldfish, feed coefficient is reduced, the utilization rate of feed is improved, while the grass goldfish color cultivated is more bright-coloured, ornamental value is higher, and economic benefit is improved in terms of feed cost and goldfish quality. |