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- Valkama, Elena; Lemola, Riitta; Känkänen, Hannu; Turtola, Eila
- Agriculture, ecosystems & environment 2015 v.203 pp. 93-101
- Scandinavia, etc ; Lolium multiflorum; Lolium perenne; Trifolium pratense; ammonium nitrogen; atmospheric precipitation; autumn; catch crops; clay; ecosystem services; fertilizer rates; field experimentation; grain yield; grains; leaching; legumes; lysimeters; meta-analysis; mineral soils; nitrate nitrogen; nitrogen; plowing; risk; soil texture; spring; winter; Denmark; Finland; Norway; Sweden; Show all 30 Subjects
- ... The growing of catch crops aims to prevent nutrient leaching in autumn after harvest and during the following winter, but due to competition, catch crops may also reduce yields of the main crop. We used meta-analysis to quantitatively review 35 studies conducted in Denmark, Sweden, Finland and Norway over the past four decades. These studies assessed the effect of both non-legume and legume catch ...