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• 000 01022nam 22002655a 45

• 000 1000094308

• 001 0000317719

• 008 790621s1946 enkaf b 001 0 eng d

• 020 __ |c CNY2.80

• 040 __ |a CLE |c CLE

• 090 __ |a 631.8/H774

• 100 1_ |a Hopkins, Donald Percy, |d 1909-

• 245 10 |a Chemicals, Humus, and the soil : |b a simple presentation of contemporary knowledge and opinions about fertilizers, manures, and soil fertility / |c by Donald P. Hopkins.

• 260 __ |a London : |b Faber and Faber Limited, |c 1946.

• 300 __ |a 278 p., [4] p. leaves of plates : |b ill., plates ; |c 23 cm.

• 500 __ |a "First published in Mcmxlv."

• 500 __ |a "Some of the chapters ... appeared in more condensed forms in ... the Fertilizer journal and the Estate magazine."--Pref.

• 504 __ |a Includes bibliographical references (p. [271]-273) and index.

• 650 _0 |a Humus.

• 650 _0 |a Soil fertility.

• 650 _0 |a Fertilizers.

• 650 _0 |a Manures.

• 901 __HSW200709150

• 905 __ |a CAU |f 631.8/H774

• 907 __ |a CAU |f 631.8/H77