Correct use of bone meal

The correct way is to mix soil or topdressing.

Bone meal refers to powdered fertilizer made from animal bones. The main components of animal bones are tricalcium phosphate, bone glue and fat. Generally, bone meal can be divided into boiled bone meal, coarse bone meal (raw bone meal) and steamed bone meal (degummed and defatted bone meal) according to the production method. Cooking method: put the broken bones into a pot and add water to boil. In the process of cooking, appropriate amount of quicklime and plant ash can be added. While cooking, the fat and colloid are removed until the bones are basically fat-free, and then dried and crushed.

Basic introduction of bone meal

Powdered products made from animal bones. It can be used as mineral feed for livestock, and poor quality can be used as fertilizer. Animal bones account for a large proportion in the carcass, about 13% in pigs, 20.5% in cattle and even as high as 40% in lean sheep. Therefore, the utilization of animal bones is also an important project of animal husbandry by-product processing. The main components are tricalcium phosphate, bone glue and fat. Bone meal can be divided into raw bone meal (coarse bone meal), degummed bone meal (steamed bone meal) and defatted bone meal.

Bone meal is generally grayish white powder, which is insoluble in water. The utilization of plants is slow, especially in calcareous soil, but it is faster in acidic soil. Can be used as base fertilizer. Mixing it with compost or manure and applying it after fermentation can improve fertilizer efficiency. It can also be used as phosphorus-containing additive in animal feed and toothpaste.