Mineral Nitrogen as a Universal Soil Test to Predict Plant N Requirements and Ground Water Pollution – Case Study for Poland
2002 ◽
Vol 22
(3)
◽
pp. 95-103
◽
2004 ◽
Vol 1
(2)
◽
pp. 141-150
◽
1997 ◽
Vol 33
(1)
◽
pp. 193-204
◽
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