论文部分内容阅读
ＰＰ２００３在陆良县烤烟和桑树上的试验示范由国家农业部全国农技推广中心主办，云南省农业厅土肥站承办的全国土壤肥料新技术会议于５月２１～２３日在昆明召开。参加这次会议的有国家农业部有关领导、全国３２个省、自治区、直辖市的土肥专家及肥料厂家代表共计１４０...
PP2003 demonstration experiment on flue-cured tobacco and mulberry in Luliang County was sponsored by National Agricultural Technology Extension Center of Ministry of Agriculture and the National Soil Fertilizer New Technology Conference hosted by Department of Agriculture of Yunnan Province on May 21-23 was held in Kunming. The leaders of the Ministry of Agriculture participated in the meeting, and soil fertilizers experts and fertilizer manufacturers representatives from 32 provinces, autonomous regions and municipalities in the country total 140 ...