Site Specific Nutrient Management

Recommendation of P&K fertilizer rates based on SSNM approach for rice growing tracts of Tamil Nadu

Sl.No	Location	Calibrated SSNM fertilizer dose (kg/ha)*
P 2 O 5	K 2 O
1.	Cauvery delta
(i) Old delta	35	50
(ii) New delta	35	80
2.	Coimbatore District
(i) General	30	40
(ii) Anaimalai block	30	80
3.	Killikulam	30	50
4.	Trichy	35	50
5.	Ambasamudram	40	50
6.	Bhavanisagar	20	25
7.	Paiyur	25	45
8.	Yethapur	30	45
9.	Aruppukottai	20	30
10.	Cuddalore	30	50

* The above SSNM based fertilizer P and K arrived based on yield response are recommended for specific soil series prevailing in different rice growing areas for adoption by farmers.


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Updated on Jan 2023

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