摘要
2003年春季,全省大部分牧业区气温偏高,降水偏多,有利于天然牧草的返青及返青后的生长发育;夏季,牧业区降水偏多,气温偏高,雨热配合较好,气候条件对天然牧草的生长发育十分有利,牧草长势良好,为牧草丰收奠定了基础。根据卫星遥感监测和地面观测资料,2003年全省大部分牧业区属于平偏丰年景,其中,海南、玉树、果洛地区的牧草覆盖度在45%～100%、产量在735～7665kg/hm2之间,属丰年年景;海北地区的牧草覆盖度在54%～88%、产量在600～6030kg/hm2之间,属平年年景;黄南地区的牧草覆盖度在75%～93%、产量在2235～7155kg/hm2之间,长势较差,属平偏欠年景。
The spring of 2003, most animal husbandry areas of the whole province, temperature simply more, help natural the turn green and growing afterses by on the high side, precipitation;in summer, the precipitation of animal husbandry district leans towards more, the temperature is on the high side, rain is hot to cooperate better, growing very favorable to natural herb of condition of weather, the way a crop is growing of herb is good, had a bumper harvest and established the foundation for the herb. Monitor and observe materials are most animal husbandry belong to flat to lean towards bumper harvest year scene by district the whole province in 2003 with ground according to satellite remote sensing. Among them,The herb in Hainan, yushu, guoluo area is covered degree in 45%～100%, output between 735~7665kg/ha, belong to the year's harvest in bumper harvest year; Haibei coversdegree is at more than 54%～88%, output between 600~6030 kg/ha,it belong to the year's harvest non-leap year; Huang Nan covers degree is in 75%～93%, output between 2235～7155kg/ha, the way acrop is growing is relatively bad, belongs to flat and lean towards and owe the year's harvest.
出处
《青海草业》
2004年第2期51-54,共4页
Qinghai Prataculture
