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- [3] Whole-farm nitrogen balance on western dairy farms [J]. JOURNAL OF DAIRY SCIENCE, 2003, 86 (12) : 4178 - 4186
- [4] Whole-farm phosphorus balance on western dairy farms [J]. JOURNAL OF DAIRY SCIENCE, 2003, 86 (02) : 688 - 695
- [8] Whole-farm nutrient balance on integrated and organic vegetable farms - A step toward sustainable farming in Switzerland [J]. PROCEEDINGS OF THE XXVTH INTERNATIONAL HORTICULTURAL CONGRESS, PT 3: CULTURE TECHNIQUES WITH SPECIAL EMPHASIS ON ENVIRONMENTAL IMPLICATIONS, 2000, (513): : 177 - 182