关键词: 猪圆环病毒II型, 猪圆环病毒II型, ORF2, 原核表达

Abstract: Man and nature has always been a close relationship. With the development of the society and people's living standards improved,people are eager to relief from nervous and oppressed feelings that bring by high-rate life.As a result,people would like to resort to nature and be immersed in the beautiful scenery.Therefore,the upland garden becomes the particular space for affectionate satisfactions and outdoor activities .The upland garden is gaining in popularity with people because of its changed and three-dimensional natural landscape features and rich cultural connotations.However,the construction of the upland garden does not combine mountain features, mountain landscape resources is not used and protected but damaged.The urban and modernized landscape is more serious and the landscape is incompatible with the mountain environment.The writer hope that we can be inspired from the classic gardens to guide the planning and design of the upland garden to to create a beautiful landscape of nature.