# 提取BUSD收益

每天的太平洋时间晚上7点左右我们都会执行Scientist合约的harvest方法提取BUSD在ALPACA上的收益偿还用户的债务或提高其借贷额度。

用户也可以根据需要在任何时间自己调用harvest方法。

步骤如下：

* 打开 [Scientist](https://bscscan.com/address/0xEbB15456C0833033f0310f61748CD597554460Da#writeContract) 合约 
* 点击 **Write Contract** 页面 并 点击 **Connect to web3 按钮**

![](/files/V3mDqi5yIVzOFn77VnDm)

* 执行 **harvest** 方法：**\_vaultId** 填 **0，**点击 **Write** 按钮并确认交易。

![](/files/qJOWa0f82uYeiIuBc7Ot)


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