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. 2018 Jan 10;171:1672–1680. doi: 10.1016/j.jclepro.2017.10.113

Table 1.

Inventory of material inputs for each system.

Variable Unit PPd WCe HSf
Area ha 21.61 20.85 21.45
Fertiliser area ha 21.24 20.52 21.03
FYMa area ha 18.90 17.97 18.34
Yield kg DM/ha 11474 10780 10417
Fertiliser applied
 N kg 4951 681 4346
 P kg 206 1125 208
 K kg 554 454 312
 Lime kg 0 3002 4361
 FYMa t 118 118 98
Pesticides
 Glyphosate kg 0 7.51 15.25
 Fluroxypyr kg 0 0 0.98
Seeds
 Grass kg 0 734 650
 Clover kg 0 42 0
Diesel for machinery l 342 1181 1295
Soybean kg 651 651 672
Straw kg 38920 39894 39685
Transport
 Soybean (sea) tkm 6267 6267 6469
 Soybean (road) tkm 155 155 160
 Straw (road) tkm 2436 2497 2484
 Fertiliser (road) tkm 2444 2252 3949
Pasture quality
 DEb % 77.55 77.7 76.78
 CPc % 20.72 20.12 17.41
Silage quality
 DEb % 65.76 64.05 64.66
 CPc % 11.44 9.24 11.92
a

FYM: farmyard manure.

b

DE: digestible energy.

c

CP: crude protein.

d

PP: permanent pasture.

e

WC: white clover/high sugar grass mix.

f

HS: high sugar grass monoculture.