Balanced Fertilization - Key To Grow Fine Coffee - - EAFCA
Balanced Fertilization - Key To Grow Fine Coffee - - EAFCA
Balanced Fertilization - Key To Grow Fine Coffee - - EAFCA
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Potassium and Processed <strong>Coffee</strong> Quality<br />
- Arabica<br />
Polyphenoloxidase activity (U/g)<br />
68<br />
66<br />
64<br />
Very soft quality<br />
Soft quality<br />
62<br />
60<br />
58<br />
56<br />
54<br />
Hard quality<br />
Very hard – acid - poor<br />
0 120 240 480<br />
K fertilizer rate (kg K2O/ha)<br />
REF: de Barros Silva et al. – Brazil, 2002<br />
Date: 2010-02-13 Jürgen Küsters © Yara International ASA
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