At present, many countries are trying to carry out reforms, but their results differ. Compared to reforms in other countries, how did the Chi 1949年之后在新的中国建立了,国家在社会主义道路开始了它的行军。 1978年为什么中国提出了改革和对外开放政策? 当前,许多国家设法执行改革,但他们的结果不同。 与...
The present study findings enabled us to conclude that some natural products such 2′,4′-dihydroxychalcone are toxic to P. dicentrarchi but less toxic to fish cells, suggesting that they could possibly be used to reduce parasite levels in water to prevent infections and could even be tested...
(Pyrus pyrifolia), the present study tested the hypothesis that the oviposition behaviour could disarm the host plants’ defence. We compared the survival rates, growth rates, and performance of eggs and larvae under two conditions: (1) the fruit stems were naturally damaged by the females ...
aMany of the early studies are longitudinal, following one or two children and their language development. Of course, there are others are cross-sectional, like the present one. only a small selection offer studies on written material, e.g. by Grauberg (1971) and Tran-Chi-Chau (1975). ...
Family prevails in China's private enterprises at present stage management. Family management of special relationships are effective forms to improve management efficiency and promoting the development of enterprises, but also has many inherent disadvantages. Therefore, from a realistic point of Chi ...