1. Cov qauv yooj yim, dav adaptability, me me hneev taw thiab tsis tshua muaj suab nrov.
2. Cov hmoov nplej thiab cov hmoov nplej tuaj yeem pelleted yam tsis tau ntxiv cov kua me me, yog li cov dej noo ntawm pelleted pub yog qhov tseem ceeb ntawm cov dej noo ntawm cov khoom ua ntej pelleting, uas yooj yim dua rau kev cia.
3. Nqaij qaib, os, ntses, thiab lwm yam tuaj yeem tau txais txiaj ntsig kev lag luam ntau dua li cov hmoov sib xyaw.
4. Cov khoom siv qhuav ua cov khoom noj pellets nrog cov hardness siab, du nto thiab sab hauv ripening, uas tuaj yeem txhim kho kev zom zaub mov thiab nqus cov as-ham.
