武蔵野畑作新田における土地生産力の上昇とその関連諸問題
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In recent ages, these have been newly established 192 settlements on Musasino Diluvial-Upland where also 167 old settlements have expanded their arable lands, and consequently got to the bounds of their cultivation. They were twice at the maximum of prossperity; the former one, from 1652 to 1680 A.D. and the latter one, from 1716 to 1763 A.D.In the farm-settlements constructed in the former years, the arable land for one farm-house was about 5 chobu, while it was about 2 chobu in those settlements of the latter years.It is because of the land productivity increase on Musashino shown bellow; we assuming that the land productivity index of the early days of recent ages is 100, that of the middle days shows 142, and also that of the last days gets to 182.The average number of one family is 5 in each of the farm settlements newly established on Musashino. Considering the possible payment of the land tax, the village tax, the reproduction expenses for farming, and the living expenses, the minimum area of the management land is calucurated for 21 tan in the early days, 15 tan in the middle days and 12 tan in the last day of recent ages.The reason why the land divisions of the settlements newly cultivated were twice as large as those of the former ones in area, is that they needed as large areas of the lands for getting fertilizers and straw-as hes the lands for farming. It is due to the use of Nuka or rice-bran as a new fertilizer that the land productivity of farms has increased since the middle days.In this way, indeed, farm-houses have increased in their harvests, but the use of purchased fertilizer hindered them from increasing remarkably in their income. The diminution of the just and fair scale of the farmhouses, however, resulted in the Accommodation Increase of Musashino.
- 人文地理学会の論文
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