【摘要】 在广西54个县、市采集了81种常用饲料、牧草778个样本进行铜、锌、铁、锰、钴、钼6种微量元素分析,结果表明,这些微量元素的含量随饲料、牧草种类和地区的不同而有较大的差异。广西大多数饲料、牧草缺锌。铜、锰和铁的含量在谷类籽实较低。钴在大多数饲料中含量正常。钼的含量正常并低于中毒量6mg/kg。更多还原

【Abstract】 A total of 778 representative feedstuff and forage samples were collected for analysing the contents of Cu,Zn,Fe,Mn,Co and Mo.The results indicated that these trace elements varied with the species of plants and growth areas.Most feedstuffs and forages in Guangxi were poor in zinc.The contents of copper,manganese and iron were lower in cereal grains.The cobalt contents were normal in most feedstuffs and forages.The molybdenum contents in all samples were normal and below the toxic level of 6 ppm.更多还原