publications

刊物

請從國際植物營養研究所網站下載2016年新的教育資料目錄。這個目錄還包括從IPNI訂購書籍所用的訂購表格和相關說明書。

 

Understanding and Managing N-P-K for Organic Crop Production

A series of three articles reprinted from Better Crops with Plant Food. The articles cover the behavior of some of the commonly used sources of nitrogen, phosphorus and potassium for organic crop production.

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Understanding the Major Nutrients

These three booklets were created to develop an understanding and knowledge of nitrogen, phosphorus, and potassium and their vital role in our environment and crop production. The 24-page full color illustrated booklets can be used separately or together for a complete unit on the three major plant nutrients.

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