构树叶资源利用潜力的初步研究

构树适应性广，萌芽力强，易繁殖，是四旁绿化与防堤护岸的重要树种。构树全身是宝，树皮是优质造纸及纺织原料，树皮浆汁与果可药用，尤其是构叶蛋白质含量丰富，经分析蛋白质含量达２４．０％，且安全无毒，属优良的蛋白质饲料，亦可供保健食品添加剂之用。构叶经畜禽喂养对比试验，畜禽增效达４６％～１０８％，效果显著。构叶资源利用潜力巨大。

Preliminary Study on the Potential for Utilizing the Leaf Resources of Broussonetia papyrifera, vent

Broussonetia papyrifera, vent is widely suitable, sprout strongly and easy for propagation which is an important tree species for four sides afforestation and preventing dikes as well as protecting banks. There are treasures in whole body of the Broussonetia papyrifera, vent. , the bark has of high grade raw materials for paper - - - - making and textile, pulp juice of the barks and fruits can be used as medicine, particular with rich protein content in the Broussonetia papyrifera, vent' leaf, the protein content reaches 24. 0% safely and poisonlessly through analysis that belongs to excellent protein folder which can be used as addictive for healthy food. The effect shows obviously in increment of live stocks and birds by 46% 108% through comparable test for feeding the animals and birds with its leaf. As a whole, the potential for utilizing the resources of its leaves have very great prospects.