<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.826596</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20250303104653</marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">161028s1930    oncao|| o    f000 0 eng d</marc:controlfield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
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      <marc:subfield code="a">n-cn-on</marc:subfield>
      <marc:subfield code="a">n-cn-qu</marc:subfield>
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    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">A12-2/136-1930E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Hopkins, E. S.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Crop rotations and soil management for Eastern Canada </marc:subfield>
      <marc:subfield code="h">[electronic resource] / </marc:subfield>
      <marc:subfield code="c">by E.S. Hopkins and W.C. Hopper </marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Department of Agriculture :   </marc:subfield>
      <marc:subfield code="b">Field Husbandry Division, Experimental Farms Branch, </marc:subfield>
      <marc:subfield code="c">1930.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">63 p. : </marc:subfield>
      <marc:subfield code="b">ill. </marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Bulletin, New series ; </marc:subfield>
      <marc:subfield code="v">no. 136</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Cover title.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"July 1930." </marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Historical publication digitized [by the Internet Archive from the collection of Agriculture and Agri-Food Canada]. </marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Issued also in French under title: Assolements et culture du sol dans l'est du Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="505" ind1="2" ind2=" ">
      <marc:subfield code="a">Partial contents : The advantages of crop rotations -- The improvement of soil fertility -- A comparison of crop rotations -- Rotations for mixed farming -- Rotations for grain farming -- Rotations for potatoes -- Minor rotations -- The use of catch-crops in rotations -- Green manure crops in rotations -- Rearranging the farm for improved rotations -- The value of an annual crop plan of the farm -- The effect of rotation on crop yields -- Methods used in producing crops in rotations -- Rotations and tillage methods to control weeds -- Adapting crops to soils -- Management of clay soils -- Management of sandy soils -- Management of peat and muck soils -- Management of hillsides and rolling land.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="0" ind2=" ">
      <marc:subfield code="a">"The main advantage of improved crop rotations is to assist in maintaining the fertility of the soil and thereby to increase the yields of farm crops. ... On the Dominion Experimental Farms throughout Canada, many trials have been made, over a long period of years, with different kinds of rotations. Most of these rotations in Eastern Canada have been arranged for dairy farming or, to some extent, for mixed farming. A few rotations, however, are also given in this bulletin for farmers who desire to obtain a considerable proportion of their revenue from grain and clover seed." -- p. 3-5.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Soil</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Crop rotation</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="700" ind1="1" ind2=" ">
      <marc:subfield code="a">Hopper, W. C.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Department of Agriculture.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Dominion Experimental Farms and Stations (Canada)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="775" ind1="0" ind2="8">
      <marc:subfield code="t">Assolements et culture du sol dans l'est du Canada / </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.904673</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Bulletin (Canada. Department of Agriculture)</marc:subfield>
      <marc:subfield code="v">136</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.812039</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">6.91 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2016/aac-aafc/agrhist/A12-2-136-1930-eng.pdf</marc:subfield>
    </marc:datafield>
  </marc:record>
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