铁力市机械施药灭草技术的示范与推广黑龙江铁力市地处小兴安岭南麓，盛产水稻、大豆、玉米。由于中耕季节水旱争工问题突出，所以我们于１９９５年在工农乡兰河村进行机械施药灭草免中耕新技术的示范与推广工作。１．施（喷）药机械的改进１９９５年春我们购进了一台３Ｗ... Tieli City, machinery and pesticides weeding technology demonstration and promotion Tieling City, Heilongjiang Province is located in the south of Xiaoxing’anling, rich in rice, soybeans, corn. Due to the outstanding problems of water and drought in the midst of the cultivation season, we conducted demonstration and promotion of the new pesticide-free herbicide-free cultivation technology in Lanhe Village, Gongnongniao in 1995. 1. Shi (spray) medicine machinery improvement in the spring of 1995 we bought a 3W ...