Effect of agriculture mechanization on the cost of production of major food crops in Hebei[J]. Guangdong Agricultural Sciences, 2012, 39(21): 225-227. DOI: 10.3969/j.issn.1004-874X.2012.21.070
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Citation:
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Effect of agriculture mechanization on the cost of production of major food crops in Hebei[J]. Guangdong Agricultural Sciences, 2012, 39(21): 225-227. DOI: 10.3969/j.issn.1004-874X.2012.21.070
|
Effect of agriculture mechanization on the cost of production of major food crops in Hebei[J]. Guangdong Agricultural Sciences, 2012, 39(21): 225-227. DOI: 10.3969/j.issn.1004-874X.2012.21.070
|
Citation:
|
Effect of agriculture mechanization on the cost of production of major food crops in Hebei[J]. Guangdong Agricultural Sciences, 2012, 39(21): 225-227. DOI: 10.3969/j.issn.1004-874X.2012.21.070
|
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