The authors have found that, in the years of1960 and 1961, the larvae of Fatshan, Shiukuan and Canton of Kwantung Province,Nanning of Kwangsi Autonomous Region, Hangchow of Chekiang Province were resistantto DDT and those of Fatshan, Shiukuan and Canton were resistant to BHC as well asDDT.
The article then studies the development background, the demand, the planning and construction system of Hangzhou CBD. Comparing the influence made by Shanghai CBD, Ningbo CBD and Nanjing CBD, the article puts forward the development style and space layout of Hangzhou CBD.
Thirdly, investigation of corporation managers' decision-making information by questionnaires, discussion on the necessiy of building up PMI indexes system, and using AHP method to weight every information index so as to compiling PMI questionnaire of Hangzhou district.
His assignment in China from September 1 through October 8, 1983 was filled with visits and meetings at key research institutes, universities, and regulatory agencies in the cities of Beijing (Peiking), Shanghai, Hangchow, Zhuji and Zhiaxing (Fig.
Balasaghun is 1/6 the size of Hangchow, Bokhara 1/3 the size of Fez.