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生态学报 1991
STUDY ON THE METHOD FOR REGULATION AND CONTROL OF CROP PRODUCTION ARRANGEMENTS IN SEMIARID REGION IN THE SOUTHERN PART OF SHANXI
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Abstract:
Some new balance theorems about the transforming double-sides matrices were presented in this paper. These theorems can be used for adjusting crop production arrangements, and the optimum arrangements of fourteen kinds of crops in twenty communes of Linyi county had been given in semiarid region in the southern part of Shanxi province. Results were realizable after primary proof by the local departments concerned and the actual production, and reasonability of the method based on the new balance theorem was also proved.These principles and menthods have important value on the system theories and practices,such as, setting up new system space structure theories and developing the system space functions.