C603 Do not do too much for good
"Emperor Yu, what you mean is, corydalis herba are very rare?" Nan Feng looked at Emperor Yu and asked.
"Yes, corydalis herba are easy to cultivate, but they need to grow up over a thousand years to have the effect of increasing a beast's aptitude. They were just like the bottlenecks in the Cultivator, many corydalis herba thrived at the age of a few hundred. However, after nine hundred years