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A major factor in raising soil fertility

, : A major factor in raising soil fertility. Ekonomika Sovetskoi Ukrainy ( 2): 49-55

About 30% of the arable land in the Ukrainian SSR is damaged by erosion with the loss of 25%-35% of its organic mass. Many proposals have been made for checking this danger. Comparisons are made of cost-benefit analyses of five of these proposals.

Accession: 001738126

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Mishra, B.B.; Mall, J., 1996: Clay mineralogy of major soil groups of Bihar: A basic factor for evaluation of soil fertility under sustainable agriculture. Based on available data, a clay mineralogical map of Bihar has been prepared. Only four broad groups of clay mineralogical associations have been recognised viz. (i) Illite-kaolinite-chlorite, (ii) Illite-smectite-chlorite, (iii) Smectite-illite-k...

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