. The industries of Russia . Del. by D. Semenov Cartographical works Average yearly proportion of land under indian corn in percentage of the cultivated area. Below 1% 1 5 % 5 — 20 % above 20 % I I Below l/o Spelt 1—5% above 5°o I iI AREA UNDER POTATOES IN PERCENTAGE OFTHE WHOLE CULTIVATED SURFACE^ Chapter 1/1 ^^tufl^Map N? Del. by D. Semen Average yearly proportion of land under potatoes in percentage of the cultivated area. Below I A t 2°o 2 — 4°o 4 -- 6% 6 - 10% above tO°o BREADSTUFFS. 9 7 An idea of the productiveness of different cereals is given, in relation to the area
. The industries of Russia . Del. by D. Semenov Cartographical works Average yearly proportion of land under indian corn in percentage of the cultivated area. Below 1% 1 5 % 5 — 20 % above 20 % I I Below l/o Spelt 1—5% above 5°o I iI AREA UNDER POTATOES IN PERCENTAGE OFTHE WHOLE CULTIVATED SURFACE^ Chapter 1/1 ^^tufl^Map N? Del. by D. Semen Average yearly proportion of land under potatoes in percentage of the cultivated area. Below I A t 2°o 2 — 4°o 4 -- 6% 6 - 10% above tO°o BREADSTUFFS. 9 7 An idea of the productiveness of different cereals is given, in relation to the areasown for rye on map K: 10; for spring wheat, JVs 11, oats, JVs 1*2, and potatoes, J\fl» 13. Thesemaps show that the yield from every bread-crop reduced to the unit of area is lowestin the south of Russia, in the steppe zone. The greatest yield on the other hand in thecase of almost all bread-crops is in the Baltic provinces where the most perfect methodsof cultivation are employed. Next to the Baltic provinces in importance come the non-steppe Chernoziom districts, above all, the central agricultural region and the governmentof Kiev. In fertility of soil, in the non-Chernoziom districts, the government of Yaroslavstands first. The yield of the potato varies little in the non-steppe Chernoziom zone andin the non-Chernoziom gover
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Keywords: ., bookcentury1800, bookdecade1890, booksubj, booksubjectagriculture
