FORAGING OF BEES ON OIL-SEED RAPE (BRASSICA-NAPUS L) IN RELATION TO THE STAGE OF FLOWERING OF THE CROP AND PEST-CONTROL

被引:15
作者
FREE, JB
FERGUSON, AW
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D O I
10.1017/S0021859600028008
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S [农业科学];
学科分类号
09 ;
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页码:151 / 154
页数:4
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