Angeles, Eugel Robert T. <br/><br/>
Android-Based 3D Grasshopper Characterization for Crop Protection  [manuscript] / 
Eugel Robert T. Angeles, Nikko G. Lingad & Joshua G. Quiambao. 
 - Magalang, Pampanga :  Pampanga State Agricultural University,  2019. 
 - viii; 72 leaves + CD ;  28 cm.