In his study of early Chinese agriculture, he sometimes had to draw upon the plants mentioned in the Classic of Poetry as evidence for the temperature and soil of the time; "And here Hibino is even stronger than Chinese scholars," admits Professor Li.
像是研究中國早期農業，當時氣溫、土質的情況，有時得以詩經中吟詠的植物作補證；「這點日比野甚至比中國學者還強」，李冕世表示。