Table 2 Breakdown of municipalities with surplus and deficits of nutrients in relation to their share of arable land, crop nutrient needs, and nutrients in excreta at the national level.

Municipality balance		N		P		K
Municipality balance		Surplus	Deficit	Surplus	Deficit	Surplus	Deficit
No. Of Municipalities		128	162	123	167	235	55
Arable land	(1000) ha	648	1931	871	1707	1995	584
Arable land	% of Total	25	75	34	66	77	23
Crop nutrient need	tons	44827	148841	7679	23309	55600	21322
	kg/ha	69	77	9	14	28	37
	% of total	23	77	25	75	72	28
Livestock excreta supply	tons	44506	62882	10861	9394	101940	14321
	kg/ha	69	33	12	6	51	25
	% of total	41	59	54	46	88	12
Human excreta Supply	tons	20974	17044	2730	2321	10343	1595
	kg/ha	32	9	3	1	5	3
	% of total	55	45	54	46	87	13
Total nutrients as excreta	tons	65480	79925	13591	11715	112283	15915
	kg/ha	101	41	16	7	56	27
	% of total	45	55	54	46	88	12
Net balance	tons	20653	−68916	5912	−11594	56683	−5407
	kg/ha	32	−36	7	−7	28	−9
	% of national crop need	11	−36	19	−37	74	−7

The net balance is the difference between crop needs and total nutrients in excreta, which is also expressed as a percentage of crop nutrient needs. These balances do not include the synthetic fertilizer supply which was only available at national scale.

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