共 50 条
- [23] DISTRIBUTION OF CEREAL VARIETIES IN SWEDEN DURING LAST 25 YEARS AGRI HORTIQUE GENETICA, 1970, 28 (1-4): : 49 - &
- [27] Thoughts about the analytical chemistry and its evolution during the last fifty years ACTUALITE CHIMIQUE, 1999, (05): : 4 - 9
- [30] An analysis of drought in Italy in the last fifty years NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA C-GEOPHYSICS AND SPACE PHYSICS, 2002, 25 (02): : 185 - 206