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Table 5. Simulation of effects of investments on distribution of farm rice-cropping intensity.Predicted distributionPredicted distribution Predicted distribution if 10% increase inif average travel time if distance between no. of farms served byRice-cropping pattern to market is reduced home and plot(s) is good-quality irrigationActual distribution a by 10 minutes reduced by 1 km system1994 1995 1996 1997 1994 1995 1996 1997 1994 1995 1996 1997 1994 1995 1996 1997Mono-cropping 37 33 31 12 36 21 26 12 40 29 33 12 15 13 0 12Double-cropping 7 55 51 45 7 62 51 45 6 57 51 44 8 67 52 38Triple-cropping 16 26 32 20 17 31 37 20 14 28 30 21 37 34 62 27a Numbers in table refer to number of farms.Table 6. Simulation of effects of infrastructure investments on rice production (in metric tons) among surveyed farms.Predicted distributionPredicted distribution Predicted distribution if 10% increase inif average travel time if distance between no. of farms served byRice-cropping pattern to market is reduced home and plot(s) is good-quality irrigationActual distribution a by 10 minutes reduced by 1 km system1994 1995 1996 1997 1994 1995 1996 1997 1994 1995 1996 1997 1994 1995 1996 1997Mono-cropping 25 22 11 7 24 14 10 7 27 20 12 7 10 9 0 7Double-cropping 5 41 24 28 5 47 24 28 5 43 24 28 6 50 24 24Triple-cropping 13 22 26 16 14 26 30 16 12 23 25 17 31 28 51 21Total rice production a 44 85 61 51 44 86 64 51 43 86 60 51 47 87 75 52Percentage change in 0.3 3.0 5.2 0.0 –0.9 1.0 –2.1 0.4 7.6 4.9 31.5 2.6total productiona Columns may not sum to total rice production due to rounding error.Integration of biophysical and socioeconomic constraints . . . 467