25年WP降重-哈尔滨剑桥学院-果园土壤营养监测与控制系统设计(1)(1)0-约10326字符.docx

IIAbstractWith the rapid development of technology ， precision agriculture has become a new trend in agricultural development today. At present ， the planting scale of orchards in China is limited ， and the vast majority of areas still rely on traditional manual farming and human experience for management ，wasting a lot of manpower and material resources ，and generally facing problems such as high cost and low efficiency ， It is no longer suitable...