一个值得继愈试验的“节本增效”课题广西南宁市郊区人武部，１９９１年在承包的新开荒地上，用相同的品种及管理施肥措施，分别以不同种植方式进行了甘蔗田的对比试验。其中：①采用机深松一机犁一机耙一机开沟，种下甘蔗２．７公顷；②采用机深松一机开沟，种下０．１５... A worthy of further test of the “cost-effective” project Nanning, Guangxi suburb of the People’s Armed Forces, 1991 contract in the newly reclaimed land, with the same species and management of fertilization measures were carried out in different ways of sugar cane field contrast test. Of which: (1) using a deep machine loosening a machine harrow a machine ditching, planting 2.7 hectares of sugarcane; (2) using machine deep pine a machine ditch, planted 0.15 ...