开发冬闲田，种植冬牧７０黑麦值得推广王子伦刘勋赵俊荣（天津市蓟县畜牧局３０１９００所谓冬闲田：是指当年秋收后至次年春种前闲置不用的耕地。它在我国北方农业资源中占有相当比重，天津市冬闲田资源相当丰富，据不完全统计，有２８０万亩，蓟县有１０万亩。我县于１... The development of winter fallow fields, planting 70 winter rye 70 rye worth promotion Wang Zi Lun Liu Xun Zhao Junrong (Tianjin Jixian Bureau of Animal Husbandry 301900 The so-called winter leisure field: Refers to the year after the harvest until the next spring before idle idle land .In northern China’s agricultural resources Possession of a considerable proportion of the resources of Tianjin Winter fallow field is quite rich, according to incomplete statistics, there are 280 million mu, Jixian has 10 million mu.