Birds suppress pests in corn but release them in soybean crops within a mixed prairie/agriculture system
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منابع مشابه
Intercropping corn and kudzu in a rotation system with soybean
The objective of this study was to evaluate the effects of sowing procedures and the seed sowing rate of kudzu (Pueraria phaseoloides cv. ‘Comum’) in corn on corn plant development, forage dry matter production, weed infestation and soybean plant development and yield. The kudzu seeds were either broadcasted over the terrain or sown in furrows (in the main plots) at rates, in both cases, of 400...
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the issue of curriculum and syllabus evaluation and revision has been in center of attention right from when curriculum came into attention of educational institutions. thus everywhere in the world in educational institutions curricula and syllabi are evaluated and revised based on the goals, the needs, existing content, etc.. in iran any curriculum is designed in a committee of specialists and...
Granivorous Birds in Sunflower Crops
Bird communities visiting and causing damage to sunflower crops were studied in Western Switzerland. The greenfinch is the main pest species. A population study of that species was carried out in Changins, near Nyon, and crop protection techniques, including an ultrasonic device, were tested. INTRODUCTION Sunflower crops occur rarely in Switzerland mainly due to climatic conditions. Over the pa...
متن کاملAttractiveness of brown rice baits to non-target birds in harvested corn and soybean fields.
Brown rice is used as a bait-carrier for the avicide DRC-1339 (3-chloro-4-methylaniline) when baiting blackbirds (Icteridae). In March and April 1996 and 1997, we assessed non-target granivorous bird use of rice-baited plots placed in harvested corn and soybean fields in eastern South Dakota for 168 observation hours. In both years combined, we identified 10 and 14 granivorous species in corn a...
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ژورنال
عنوان ژورنال: The Condor
سال: 2020
ISSN: 0010-5422,1938-5129
DOI: 10.1093/condor/duaa009