Reducing Greenhouse Gas Emissions in Grassland Ecosystems of the Central Lithuania: Multi-Criteria Evaluation on a Basis of the ARAS Method

Table 4

Measurement results in grasslands (initial decision-making matrix 𝑋). FM-fresh mass; DM-dry materials.

Alternatives	FM, g m^−2	DM, g m^−2	Grasses, %	CH4 emission, %	CO2 emission, mg h^−1 m^−2	N2O emission, mg h^−1 m^−2
	(1)	(2)	(3)	(4)	(5)	(6)
Direction of optimization	MAX	MAX	MAX	MIN	MIN	MIN
Weights	0.166667	0.166667	0.166667	0.166667	0.166667	0.166667
Ideal solution	3020	827.6948	98	0.015479	2.166783	0.0141
Control	957.5	190.1977	70	0.039592	2.166783	0.0141
N60	892.5	203.8013	53	0.025849	2.994347	0.016642
N120	1002.5	235.0942	75	0.015479	4.742146	0.019484
N180	1150	271.4	76	0.022	7.055962	0.022147
N240	1520	192.5579	70	0.025442	8.424319	0.024235
N180P120	1700	386.1619	90	0.029429	5.888983	0.022218
N180K150	1355	342.1966	80	0.0293	8.635847	0.024861
N60P40K50	2127.5	495.4876	90	0.038453	3.652983	0.020537
N180P120K150	3020	827.6948	97	0.031774	11.03944	0.024359
CP(N180P120K150)	2786	795	98	0.021151	8.952235	0.023349