云南一老农种植的生姜被淹而发生瘟病,损失惨重。他亲眼看见邻居家的帮工在他家地头上挖了几条排水沟,将邻居家地块里的积水引到他家地块里,才致他家的生姜地排水不畅被淹。他将邻居告上法庭后,却拿不出证据。是天灾,还是人祸?面对这起十分罕见的财产损害纠纷,法院如何判决? Ginger planted by an old farmer in Yunnan Province was flooded and suffered a serious loss. He saw with his own eyes the helper from his neighbor dug a few ditches in the head of his house and led the water from the neighbor’s house to the plot of his home, causing his ginger to be drained poorly. When he brought his neighbor to court, he could not get any evidence. Is a natural disaster, or man-made disasters in the face of this very rare property damage disputes, the court how to sentence?