Abstract: Abstract: The common plant varieties of maize Nongda 108 in a fixed set of three density premise, General type maize planted by adjusting the ratio of production to explore different levels of density changes in the rule. The results showed that: high-density production more than the low-density that of production, the size of the line for the cultivation of the common plant type Nongda 108, did not yield significant changes in production and density are closely related, and no pattern of cultivation Too.