松针，即松树的叶子，不仅营养丰富，而且含有植物素，可以促进畜、禽生长，预防肠胃疾病及各种维生素缺乏症，并对种公畜具有提高精液分泌量的作用。在种兔的日粮中添加2.5％的松针粉，可提高公免的性欲和配种能力，促进长毛兔母兔正常发情和排卵，使受胎率提高6％、产崽率提高9.3％，平均窝重提高2.5％，平均初生重提高72％。
As the leaves of pine needles, not only nutritious, but also contains phytoncide, can promote the growth of livestock and poultry, to prevent gastrointestinal diseases and various vitamin deficiency, and can improve the semen secretion of sire. Adding 2.5% pine needle powder diet in rabbits, can improve the public free sex and breeding capacity, promote the Angora rabbit rabbit normal estrus and ovulation, pregnancy rate increased by 6%, the birth rate increased 9.3%, the average litter weight increased by 2.5%, the average birth weight increased by 72%.
松针加工成松针粉便于贮藏、运输和使用，如能在加工中除去松针中的松香磷脂和单宁，则适口性更好。松针粉的土法加工也很简便107杨树苗，将采集到的松针及嫩枝洗净、晒干、粉碎即可。

Pine needles are processed into pine needle powder for storage, transportation and use, and it is better to be able to remove the rosin phospholipids and tannin in pine needles. Indigenous processing is also very simple pine needle powder of 107 poplar seedlings, collected pine needles and twigs washed, dried, crushed.
松针粉色绿，有清香味，含有丰富的营养物质。松针粉含蛋白质7%~12%，有赖氨酸、天门冬氨酸等18种氨基酸，氨基酸总量达5.5%~8.l%；含粗脂肪7%~12%、粗纤维24%~26%、无氮浸出物约37%。松针粉中所含的微量元素铁、锰、钻等高于草本和豆科植物干茎叶。松针粉还含有多种维生素，其中维生素c和胡萝卜素的含量更为突出。
Pine needles are pink and green, with a delicate fragrance and rich in nutrients. Pine needle powder containing protein 7%~12%, lysine, aspartic acid and other 18 kinds of amino acids, total amino acids up to 5.5%~8.l%; containing crude fat 7%~12%, crude fiber 24%~26%, nitrogen free extract of about 37%. The trace elements such as iron, manganese and drill in pine needle powder were higher than those of herbs and leguminous plants. Pine needle powder also contains a variety of vitamins, including vitamin C and carotene content of the most prominent.
同时，松针粉还含有植物素，具有防病抗病功效。在家兔口粮中添加松针叶粉，可以明显促进家兔生长，提高长毛兔兔毛产毛量，增加母兔产仔数和提高仔兔成活率。同时，松针及松针粉还能防治家兔疾病。用鲜松针加水煮沸1小时，取松针汁喂兔，每天1次，连喂3天
At the same time, pine needle powder also contains plant fungicide, with disease prevention and efficacy. Add the powder of pine needles in rabbit rations, can significantly promote the growth of rabbit hair, improve hair rabbit wool production, increase female rabbit litter size and improve the survival rate of young rabbit. At the same time, pine needles and pine needle powder can prevent and cure the disease of rabbits. Add fresh pine needles and boil for 1 hours, and then take the pine needle juice to feed the rabbits, every day for 1 times, and even feed for 3 days