这里有一种有机肥料，它的来源有点邪恶，当然不适合素食主义者：血粉。 血，特别是牛的血，来自农场动物的屠宰，含有非常丰富的氮：我们谈论的是15%的数量，这就是为什么它是一种极好的肥料。 除了氮，它还提供对植物有用的铁和碳，这也是好的。作为有机物的供应，是花园土壤的一个有用的土壤改良剂。
这种产品是完全有机的，在有机农业中是允许的，其缺点是它的气味刺鼻而持久，这使得它不适合城市或家庭花园。 此外，许多人对于 道德敏感性 不要使用这种肥料，因为它来自动物，如骨粉。
血粉的好处是它是一种缓释肥料，它覆盖了植物的整个植被周期，因此不需要重复施肥，也不会像用颗粒状排泄物制成的肥料那样被雨水冲刷掉。 这种肥料粉在市场上可以买到 来自屠宰场的血液被烘干和消毒、
血粉应在花园中使用 准备地面时 因为一旦在耕作过程中撒下肥料，物质就会缓慢释放，不需要进一步耕作。
文章作者：Matteo Cereda
See_also: 萝卜丝的疾病和有机防御
Ronald Anderson is a passionate gardener and cook, with a particular love for growing his own fresh produce in his kitchen garden. He has been gardening for over 20 years and has a wealth of knowledge on growing vegetables, herbs, and fruits. Ronald is a well-known blogger and author, sharing his expertise on his popular blog, Kitchen Garden To Grow. He is committed to teaching people about the joys of gardening and how to grow their own fresh, healthy foods. Ronald is also a trained chef, and he loves to experiment with new recipes using his home-grown harvest. He is an advocate for sustainable living and believes that everyone can benefit from having a kitchen garden. When he isn't tending to his plants or cooking up a storm, Ronald can be found hiking or camping in the great outdoors.