Broiler All Period of the Growing Broiler Kept from the Ground——0～3 weeks in brooding cage;4～7 weeks old in bamboo raft in plastic shed

0～3 weeks brooding period rear in 9J-DY4 brooding cage, density 34 broilers/m²; 4～7weeks fatter period in the bamboo raft in plastic shed, density 14 broilers/m². Average live weight per broiler of 350 broiler chicken at 7 weeks old is 2100±330 gThe double layer plastic shed films in which filled with 30cm depth straw is covered with a straw mat. The diameters of the bamboo are 1. 5～2.0cm with space internal 1. 5～2.0cm. And it is placed 60cm above the ground. Do not remove the manure during the feeding period.