Symposium on Research into Agro-technical Methods Aiming at Increasing the Productivity of Crops--Co-efficients for the Most Efficient Use of Fertilizer Nutrients and Means for Reducing the Losses of Nutrients to the Environment under the Conditions of Intensive Agriculture (1983 : Geneva, Switzerland) creator United Nations Economic Commission for Europe. Agriculture Section. United Nations Economic Commission for Europe. text bibliography conference publication ne Boston Martinus Nijhoff/Dr. W. Junk for the United Nations c1983 1983 monographic eng fre

print

vi, 352 p. : ill. ; 25 cm. United Nations Economic Commission for Europe. English and French. "Proceedings of the Symposium on Research into Agro-technical Methods Aiming at Increasing the Productivity of Crops--Co-efficients for the Most Efficient Use of Fertilizer Nutrients and Means for Reducing the Losses of Nutrients to the Environment under the conditions of Intensive Agriculture; organized by the Agriculture Section of the United Nations Economic Commission for Europe; held at Geneva, Switzerland, 17-21 January 1983." "United Nations Economic Commission for Europe." Includes bibliographies. Fertilizers Congresses Crops Nutrition Congresses Crop yields Congresses S631.3 .S96 1983 631.81 UNE 9024728665 83013094 DLC 830615 20150113180454.0 1406199