Land resources
    The total area of Pucheng is about 2000 square kilometers in the Ming and Qing Dynasties and the period of the Republic of China, the per capita arable land was more. InMing Hongwu years (1368 ~ 1398) , arable land was 997 thousand acres, the per capita possession was more than 31 acres; in the Republic of China, the area of arable land remained at about 1 million 670 thousand acres, in 1939, per capita was 9.7 acres, in (1947) per capita was 8.4 mu.
    After the founding of new China, after several regional adjustment, in 1979, it was 1766 square kilometers; in January 1980, after AZhuang, Guangyang, xiaoJiabao, Gaolouhe the 4 districts belonged to Tongchuan city, the area is 1583.58 square kilometers, about 2 million 375 thousand mu. In 1949, cultivated land area was 1 million 629 thousand acres, per capita was 6.3 acres. Before 1954, arable land has increased to more than 2 million 30 thousand acres, but with the increase of population and development of the construction industry, by 1955, the basic farmland area was decreased, the per capita arable land area decreased year by year. By 1960, the arable land was reduced to 1 million 925 thousand mu, per capita area is 4.8 mu. In 1970, cultivated land was about 1 million 944 thousand mu, per capita area was 3.5 mu. In the year of 1980, the area of cultivated land was about 1 million 746 thousand mu, an average per capita was 2.9 mu. In the year of 1990, the area of cultivated land was about 1 million 682 thousand mu. It shows that in the control of population growth, we must rationally develop and use land, cherish the land.
    The National People's Congress of the fifth session of the forth meeting held in Pucheng County in 1981, the "treasure and make rational use of every inch of land in our country, protecting cultivated land" is our country's basic national policy, and promulgated the "management law of the people's Republic of China". In 1987, Shaanxi promulgated the implementation of land management approach, the CPC Shaanxi Provincial Committee, the provincial government determined each year in November as "land management law awareness month", November 1st as "land alarm day".

Plant resources
    In 1984, according to the survey, there were nearly 170 kinds of wild vegetation Pucheng County. In addition to a small number of useless, the available categories are as follows:
    Can be used for medicine are: hawthorn, Alisma, teasel, Apocynum, Polygala, burdock, Herba Violae, Sophora flavescens, chinensis, forsythia (crust), Radix Scutellariae, Radix Bupleuri, Lycopus lucidus, etc.
    For forage: small, Limpograss, Aeluropus littoralis Fiorin, Poa sphondylodes, Arthraxon hispidus, Setaria, dari, Lespedeza Lespedeza cuneata, dahurian Astragalus, Astragalus scaberrimus etc.
   Can be used for feed: Cleistogenes, bermudagrass, Pennisetum, barnyardgrass, Lespedeza Lespedeza, Guangdong beauty, wild pea etc.
    As a green manure: Lespedeza, Lespedeza davurica, Guangdong wild pea, Vicia sativa, Suaeda salsa (oil residue). In addition to Jianpeng, the former 4 kinds all belong to the legume rhizobia, which is not only the green manure crops but also excellent livestock feed.
    Can be used for soil and water conservation are: small, Aeluropus littoralis bermudagrass, Miri Lespedeza, Sophora davidii, Astragalus scaberrimus, Salix, gongliu.
    Can be used for fiber are: kolum leaf, Vitex, Apocynum, Sophora, Daphne, Pu Shu, Ulmus macrocarpa. The distribution of Vitex negundo, Daphne is wide, which has large reserves, mostly in Zhangjiashan, Yaoshan and other places. Their stem skin fibers can be used.