Effect of cutting on growth and seed production of Rumex obtusifolius L. and Rumex crispus L. in eastern Hokkaido. I. Cutting at different maturing stages and different heights with respect to transplanted plants.
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چکیده
منابع مشابه
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15 صفحه اولMechanical weeding of Rumex obtusifolius L. under different N, P and K availabilities in permanent grassland
In Europe, Rumex obtusifolius L. is the most problematic grassland weed species, especially under the conditions of organic farming. The aims of this study were (1) to investigate the effectiveness of repeated mechanical weeding of R. obtusifolius from the permanent sward, cut two or three times per year, by digging the plants out from 5 cm below the soil surface, and (2) to test the effect of ...
متن کاملthe effect of task cognitive complexity and time limit on the performance of the learners with different proficiency levels in second language writing skill
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15 صفحه اولLipophilic Constituents of Rumex vesicarius L. and Rumex dentatus L.
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ژورنال
عنوان ژورنال: Journal of Weed Science and Technology
سال: 1988
ISSN: 0372-798X,1882-4757
DOI: 10.3719/weed.33.1