Food security and farm land protection in China by Yang, Xiaojing; Zhao, Nong; Mao, Yushi

By Yang, Xiaojing; Zhao, Nong; Mao, Yushi

The target of publishing this booklet is to allow most of the people have a greater realizing of the meals safety scenario in China and higher comprehension of the benefit of allocating land via industry mechanism. furthermore, it makes the general public conscious of the inefficiencies of present executive regulated land process. As a populous nation on this planet, China emphasizes an excessive amount of significance of meals to ensure  Read more...

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2). Bi Yuyun and Zheng Zhenyuan made an analysis of the increase and decrease of China’s cultivated land area since 1949. In their research, the increase of cultivated land area between 1953 and 1980 was estimated on the basis of relevant reference materials. The decrease of cultivated land area was classified as cultivated land occupied by construction, cultivated land occupied by agricultural land structural adjustment, cultivated land destroyed by disaster and deserted cultivated land. By summing up the various categories listed above, they estimated the area of cultivated land occupied for other purposes.

2. China’s Farmland Structure. Source: The Investigation Results of Land-use Change Survey Carried Out by the Ministry of Land and Resources of China in 2006, adapted by the author. 5410 million hectares (383 million mu) of land used for other agricultural purposes (see Fig. 2). 2. Distribution of China’s cultivated land About 88% of the China’s total cultivated land is distributed in the moist and semi-moist areas east of the Daxing’an Mountain Range–Zhangjiakou– Yulin–Lanzhou–Changdu line. According to the statistics of agricultural land classification, the proportions of cultivated land in descending order are as follows: Huang He–Huai He–Yellow Sea Region and the MiddleLower Yangtze River Region take up the highest proportion, followed by Northeast region and Southwest region; the Loess Plateau, Inner Mongolia and Great Wall Vicinity, South China Region, Ganxin Region and Qinghai– Tibet Plateau Region, take up the lowest proportions.

Corrections to the statistical data are based on the research results of Feng Zhiming et al. (2005). For details, please see Fig. 7. In addition, Feng Zhiming et al. also pointed out that the restored data should only be used to reflect the trend of changes of China’s cultivated land area during the corresponding periods and should not be used as the exact amount of cultivated land area at that time. 7. Corrections to the Changes of China’s Cultivated Land Area. Source: Feng Zhiming, Liu Baoqin and Yang Yanzhao (2005).

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