laying ducks in cage.
笼养育成蛋鸭
Laying ducklings in cage.
笼养蛋雏鸭
Behavior of Laying Duck in Cage of Jinyun Ma Duck
缙云麻鸭笼养行为观察
Effect of chromium picolinate on the nutrinent efficiency of resuming laying ducks in cage
吡啶羧酸铬对笼养重产蛋鸭营养物质利用率的影响
Table 2. Egg production shell crack and feed conversion of laying Tsaiya floor and in cage.
表2。蛋鸭平饲与笼饲之产蛋率蛋壳破损率及饲料转换率。
Effect of protein and methionine level on growth performance in laying initial stages of cage eggduck
蛋白质和蛋氨酸水平对产蛋初期笼养蛋鸭生产性能的影响
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