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3 "西北农林科技大学学报" 0.0 0.0 0.0 x_fact 5.303501 y_fact 6.940128
4 "作物学报" 0.0 0.0 0.0 x_fact 11.580692 y_fact 17.443547
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6 "干旱地区农业研究" 0.0 0.0 0.0 x_fact 3.977626 y_fact 6.836544
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