Guidelines for soil profile description
Food & Agriculture Organization of the United Nations
Guidelines for soil profile description Food and Agriculture Organization of the United Nations - 2nd ed. - Rome Food & Agriculture Organization 1977 - 66 p.; 22cm.
9789251005088
631.4 UN3G
Guidelines for soil profile description Food and Agriculture Organization of the United Nations - 2nd ed. - Rome Food & Agriculture Organization 1977 - 66 p.; 22cm.
9789251005088
631.4 UN3G