Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 1088  |  »Ø¸´: 6

ai½æÄ©Èó

гæ (СÓÐÃûÆø)

[ÇóÖú] ·ÇÖÞʳƷ°²È«Ê¼þ ÒÑÓÐ2È˲ÎÓë

¼±Ðè×ÊÁÏ£¬¹ØÓÚ·ÇÖÞʳƷ°²È«µÄ£¬1900-2000Äê¶¼¿ÉÒÔ£¬¹ØÓÚʳƷ°²È«Ê·ÉÏÖØ´óÖж¾Ê¼þÁ½¸ö£¬¸½Í¼£¬Ð»À²°¡£¬ÎҲ鲻µ½×ÊÁϰ¡£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
dachun263031: Î¥¹æ´æµµ, רҵ°å¿é²»ÄܹàË® 2014-08-24 10:35:09
2Â¥2014-08-24 09:57:22
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄϺ£Öí

½ð³æ (ÖøÃûдÊÖ)

The only one

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Ϊʲô²»ÓÃGoogle Scholar ×Ô¼ºËÑÒ»ÏÂÄØ~~~Á¬½ÓÈçÏ£¬¿Ï¶¨ÓÐÄãÏëÒªµÄ~~~
http://scholar.google.com.cn/sch ... p;btnG=&lr=
³öÀ´»ì£¬²»ÊÇÄã°ïÎÒ¾ÍÊÇÎÒ°ïÄã~~~
3Â¥2014-08-24 15:56:51
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ai½æÄ©Èó

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by ÄϺ£Öí at 2014-08-24 15:56:51
Ϊʲô²»ÓÃGoogle Scholar ×Ô¼ºËÑÒ»ÏÂÄØ~~~Á¬½ÓÈçÏ£¬¿Ï¶¨ÓÐÄãÏëÒªµÄ~~~
http://scholar.google.com.cn/scholar?hl=zh-CN&q=Africa+food+safety&btnG=&lr=

ÎÒÏëÒªÖÐÎİ棬ʱ¼ä½ô£¬»¹ÓбðµÄÊÂÇ飬ÎÒ×Ô¼º¿ÉÒÔÈ¥web of science²éÓ¢Îİ棬ллÀ²
4Â¥2014-08-24 16:35:29
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÇóѧÎÞÖ¹¾³

ľ³æ (ÕýʽдÊÖ)

£¬²Â²ÂÎÒÊÇË­£¿
ŬÁ¦¡¢Å¬Á¦¡¢²»¶ÏµØÅ¬Á¦
5Â¥2014-08-27 13:58:54
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ai½æÄ©Èó

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
5Â¥: Originally posted by ÇóѧÎÞÖ¹¾³ at 2014-08-27 13:58:54
£¬²Â²ÂÎÒÊÇË­£¿

Ô¬½ÌÊÚ°É£¬ÎÒÔõô²Å¿´µ½
6Â¥2014-11-18 21:00:16
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sweety

Ö÷¹ÜÇø³¤ (ÖªÃû×÷¼Ò)

ÄÏÂ鿸°Ñ×Ó

ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ʲôÀàÐ͵ÄÖж¾Ê¼þ£¿Â¥Ö÷µÄ·¶Î§Ì«¿í·ºÁË£¬½¨Òéµ½WHOÍøÕ¾ÉϸüÈÝÒ×ÕÒµ½£¬ÂÛÎÄÀïµÄ×ÜÓеã´óº£ÀÌÕëµÄ¸Ð¾õ
Ô¤²â΢ÉúÎïºÍ·çÏÕÆÀ¹ÀÖ°ÒµÍæ¼Ò
7Â¥2014-11-19 08:23:52
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ai½æÄ©Èó µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] µ÷¼Á +12 ÔÂ@163.com 2026-04-11 12/600 2026-04-14 15:37 by zs92450
[¿¼ÑÐ] ±¾¿Æ211£¬±¨¿¼085601-310·Ö +16 ararak 2026-04-13 16/800 2026-04-14 14:55 by Delta2012
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£©½ÓÊÜ¿çרҵ +10 ÏàÐűػá¹ââÍòÕ 2026-04-13 10/500 2026-04-14 09:28 by ´ø¿ÇµÄ¼¦µ°
[¿¼ÑÐ] ¿¼ÑÐÓ¢Ò»ÊýÒ»338·Ö +9 ³¤½­´óѧ¶«Ð£Çø 2026-04-13 10/500 2026-04-14 00:41 by Íõ¬Bè±
[¿¼ÑÐ] 211±¾¿Æ²ÄÁÏ»¯¹¤Çóµ÷¼Á +17 YHLAH 2026-04-11 20/1000 2026-04-13 08:46 by Sammy2
[¿¼ÑÐ] Ò»Ö¾Ô¸0807 ÊýÒ»Ó¢Ò» 313 ÓÐûÓжþÂÖµ÷¼Á +12 emokidd 2026-04-08 13/650 2026-04-13 08:32 by lhj2009
[¿¼ÑÐ] 299Çóµ÷¼Á +8 ZVVZ13 2026-04-08 8/400 2026-04-12 00:40 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ҩѧר˶µ÷¼Á +8 ? һ·Éú?»¨? 2026-04-10 10/500 2026-04-11 21:21 by zhouxiaoyu
[¿¼ÑÐ] ũѧ0904 312Çóµ÷¼Á +6 Say Never 2026-04-10 6/300 2026-04-11 10:33 by wwj2530616
[¿¼ÑÐ] ¹ã¶«Ê¡ 085601 329·ÖÇóµ÷¼Á +14 Eddieddd 2026-04-10 14/700 2026-04-11 09:58 by bljnqdcc
[¿¼ÑÐ] ÉúÎïѧ308Çóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +6 ÏàÐűػá¹ââÍòÕ 2026-04-10 6/300 2026-04-11 05:23 by zhuwenxu
[¿¼ÑÐ] 302·ÖÇóµ÷¼Á +9 ·²ÓïÆíÔ¸ 2026-04-08 10/500 2026-04-10 23:26 by 314126402
[¿¼ÑÐ] 368Çóµ÷¼Á +3 17385968172 2026-04-10 3/150 2026-04-10 20:12 by µç×Ӱµ±ë
[¿¼ÑÐ] 344Çóµ÷¼Á +7 ؼ·çѩҹ¹éÈËØ¼ 2026-04-09 7/350 2026-04-10 12:05 by pengliang8036
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖÐÄÏ´óѧÎïÀíѧ£¬Ó¢Ò»66£¬Çóµ÷¼Á +4 ³¤ÑÌì½ì» 2026-04-08 5/250 2026-04-10 10:31 by Ó±¹û¶ù
[¿¼ÑÐ] Çóµ÷¼Á²ÄÁÏ¿ÆÑ§Ó빤³ÌÒ»Ö¾Ô¸985³õÊÔ365·Ö +5 ²Ä»¯Àî¿É 2026-04-08 5/250 2026-04-09 17:00 by Lilly_Li
[¿¼ÑÐ] 349ѧ¿Æ»¯Ñ§045106Çóµ÷¼Á£¬»¯Ñ§Àà¶¼¿ÉÒÔ +8 ±£ºÃ¶®¶® 2026-04-08 8/400 2026-04-09 14:03 by xulei3024
[¿¼ÑÐ] 085404£¬334·Ö£¬Çóµ÷¼Á +5 sunjie8888 2026-04-08 8/400 2026-04-09 07:26 by sunjie8888
[¿¼ÑÐ] 331Çóµ÷¼Á +5 luoxin0706. 2026-04-08 5/250 2026-04-08 22:15 by zhouyuwinner
[¿¼ÑÐ] 263·ÖBÇøÇóµ÷¼Á +6 Àînihao 2026-04-08 6/300 2026-04-08 09:38 by ÄÏ¿ªÐ¡ôë
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û