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The effects of cultivation on the number of seeds of different spp. in arable land were investigated at 4 sites over several yr. Soil cores were obtai...
Read moreSeeds of 16 arable weed spp. collected in 1977 were sown outdoors in boxes or pots at various depths. Most grass spp. emerged in the autumn, while man...
Read moreThe effects of different cultivation regimes on arable weed floras were investigated at 5 sites over several yr. At 3 sites arable crops were grown in...
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