Social contact requirements of domestic pigs assessed by behavioral demand functions
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Ladewig J, Matthews LR (1990) Social contact requirements of domestic pigs assessed by behavioral demand functions. Current Topics Vet Med Anim Sci 53:25-30
Social recognition, social dominance and the motivation of fighting by pigs
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Rushen J (1990) Social recognition, social dominance and the motivation of fighting by pigs. Current Topics Vet Med Anim Sci 53:135-143
A method to estimate the prospect of specific breeding for nutrient efficiency
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Schinkel B, Mechelke W (1990) A method to estimate the prospect of specific breeding for nutrient efficiency. Dev Plant Soil Sci 42:449-456
Buckwheat : a low input plant
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Kreft I, Luthar Z (1990) Buckwheat : a low input plant. Dev Plant Soil Sci 42:497-499
Influence of genotype and water stress on the uptake of potassium and nitrogen in maize
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Andonova PP (1990) Influence of genotype and water stress on the uptake of potassium and nitrogen in maize. Dev Plant Soil Sci 42:163-166
Comparison between landraces and high yielding cultivars of winter wheat in extensive, integrated and intensive farming over several years
Literatur
Sneyd J (1990) Comparison between landraces and high yielding cultivars of winter wheat in extensive, integrated and intensive farming over several years. Dev Plant Soil Sci 42:485-487
Uptake and partitioning of nitrogen in nitrogen-limited barley : dependence of age and genotype
Literatur
Mattsson M, Larsson M, Lundborg T, Larsson CM (1990) Uptake and partitioning of nitrogen in nitrogen-limited barley : dependence of age and genotype. Dev Plant Soil Sci 42:39-43
Variability of molecular nitrogen fixation and its dependence on plant genotype and diazotroph strains
Literatur
Saric MR, Zaric Z, Govedarica M (1990) Variability of molecular nitrogen fixation and its dependence on plant genotype and diazotroph strains. Dev Plant Soil Sci 42:373-379
Accumulation and translocation of nitrogen in cultivars of winter wheat with different demands for nutrition
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Pommer G (1990) Accumulation and translocation of nitrogen in cultivars of winter wheat with different demands for nutrition. Dev Plant Soil Sci 42:33-37
Responses to phosphate fertilizers of differing solubilities by white clover cultivars
Literatur
Caradus JR, MacKay AD, Wewala GS (1990) Responses to phosphate fertilizers of differing solubilities by white clover cultivars. Dev Plant Soil Sci 42:73-76