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随着畜牧业的快速发展及种植业结构的不断调整,传统的“粮食+经济作物”的二元种植结构,将逐渐转变为“粮食+经济作物+饲料(牧草)作物”的三元种植结构,这对于发展畜牧业,阻止牧区草地退化,实施退耕还草还牧,调整粮区种植结构,增加农民收入都具有重要的意义。因为?
With the rapid development of animal husbandry and the continuous adjustment of the planting structure, the dual planting structure of traditional “food + cash crop” will gradually be transformed into the ternary planting structure of “food + cash crop + feed (forage) crop” , Which is of great significance for the development of animal husbandry, the prevention of grassland degradation in pastoral areas, the implementation of returning grazing land to grassland and animal husbandry, the adjustment of grain planting structure and the increase of peasants’ income. because?