plants with a resinous or milky sap engraving antique illustration, published 1851 - 樹液 幅插畫檔、美工圖案、卡通及圖標
plants with a resinous or milky sap engraving antique illustration, published 1851 - 樹液 幅插畫檔、美工圖案、卡通及圖標
nymph grape phylloxera aphid insect (daktulosphaira vitifoliae) sucking sap from a grapevine - 19th century - 樹液 幅插畫檔、美工圖案、卡通及圖標
raw rubber extraction in venezuela — a young man wearing simple work clothes crouches beside a massive rubber tree in a tropical rainforest, collecting latex from cuts in the bark in a container for natural rubber production - 樹液 幅插畫檔、美工圖案、卡通及圖標
botanical print, sumatra benzoin tree and date plum engraving from brockhaus' conversations-lexikon 1898 - 樹液 幅插畫檔、美工圖案、卡通及圖標古老的