**3. Results**

### *3.1. Weight Loss*

As shown in Figure 1, the weight loss rate of cowpeas during refrigerated storage continuously increased with time. At the beginning of the six-day refrigerated storage, the weight loss rate of each group increased rapidly and then increased slowly from the 9th day of refrigerated storage.

**Figure 1.** Effect of pullulan-based coatings on the weight loss of cowpeas during refrigerated storage. Bars represent the standard deviation (*n* = 6).
