信阳师范学院学报(自然科学版)
http://journal.xynu.edu.cn/
Journal of Xinyang Normal University (Natural Science Edition)day152024-03-29 21:28:08xblk@xynu.edu.cnxblk@xynu.edu.cn2024-03-29 21:28:08zhxblk@xynu.edu.cn1003-0972
http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0291-09
1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 291-299.articledoi:10.3969/j.issn.1003-0972.(1989)04-0291-0910.3969/j.issn.1003-0972.(1989)04-0291-09信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0291-09291-299
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 299-311.articledoi:10.3969/j.issn.1003-0972.(1989)04-0299-1310.3969/j.issn.1003-0972.(1989)04-0299-13信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0299-13299-311
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 312-314.articledoi:10.3969/j.issn.1003-0972.(1989)04-0312-0310.3969/j.issn.1003-0972.(1989)04-0312-03信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0312-03312-314
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 315-320.articledoi:10.3969/j.issn.1003-0972.(1989)04-0315-0610.3969/j.issn.1003-0972.(1989)04-0315-06信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0315-06315-320
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 321-325.articledoi:10.3969/j.issn.1003-0972.(1989)04-0321-0510.3969/j.issn.1003-0972.(1989)04-0321-05信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0321-05321-325
http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0326-04
1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 326-329.articledoi:10.3969/j.issn.1003-0972.(1989)04-0326-0410.3969/j.issn.1003-0972.(1989)04-0326-04信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0326-04326-329
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 330-334.articledoi:10.3969/j.issn.1003-0972.(1989)04-0330-0510.3969/j.issn.1003-0972.(1989)04-0330-05信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0330-05330-334
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 335-346.articledoi:10.3969/j.issn.1003-0972.(1989)04-0335-1210.3969/j.issn.1003-0972.(1989)04-0335-12信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0335-12335-346
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 347-352.articledoi:10.3969/j.issn.1003-0972.(1989)04-0347-0610.3969/j.issn.1003-0972.(1989)04-0347-06信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0347-06347-352
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 352-361.articledoi:10.3969/j.issn.1003-0972.(1989)04-0352-1010.3969/j.issn.1003-0972.(1989)04-0352-10信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0352-10352-361
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 362-365.articledoi:10.3969/j.issn.1003-0972.(1989)04-0362-0410.3969/j.issn.1003-0972.(1989)04-0362-04信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0362-04362-365
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 366-369.articledoi:10.3969/j.issn.1003-0972.(1989)04-0366-0410.3969/j.issn.1003-0972.(1989)04-0366-04信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0366-04366-369
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 370-375.articledoi:10.3969/j.issn.1003-0972.(1989)04-0370-0610.3969/j.issn.1003-0972.(1989)04-0370-06信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0370-06370-375
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 375-382.articledoi:10.3969/j.issn.1003-0972.(1989)04-0375-0810.3969/j.issn.1003-0972.(1989)04-0375-08信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0375-08375-382
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 383-386.articledoi:10.3969/j.issn.1003-0972.(1989)04-0383-0410.3969/j.issn.1003-0972.(1989)04-0383-04信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0383-04383-386
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1989-10-10Personal use only, all commercial or other reuse prohibited. 1989 2(4): 387-394.articledoi:10.3969/j.issn.1003-0972.(1989)04-0387-0810.3969/j.issn.1003-0972.(1989)04-0387-08信阳师范学院学报(自然科学版)241989-10-10http://journal.xynu.edu.cn/article/doi/10.3969/j.issn.1003-0972.(1989)04-0387-08387-394