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The effects of shoot and root competition in 23 studies including additive and replacement techniques, radial and linear layouts, several of methods o...Read more
Seedlings of cocksfoot populations from Norway and Portugal were planted-out 5 cm apart at the cotyledon stage into boxes equipped with partitions to ...Read more
The independent effects of shoot competition and root competition between ecologically contrasting populations were investigated on both acid and calc...Read more
Improvements in intercrop yields may be achieved through an understanding of yield advantages due to above-ground or below-ground interactions. Forage...Read more
2 populations of white clover from acid soil and 2 from calcareous soil were grown in partitioned containers of soil, pH 4.6 and 8.2, to give all comb...Read more
Replacement and additive designs are compared for their ability to provide valid and interpretable measures of (a) resource complementarity, i.e. rela...Read more
Seeds of Poa annua, P. trivialis and Festuca rubra were sown into gaps within established Lolium perenne swards, planted in systematic pattern to give...Read more
In order to investigate the factors influencing the establishment of seedlings in permanent grassland, the influence of soil moisture and nitrogen fer...Read more
Effects of disease and environment on competitive interactions among wheat genotypes were investigated. Wheat genotypes (5) were grown in up to 6 diff...Read more