Effects of Different Density and Application Amount on Yield of Qiandan 19(a Hybrid Maize Variety);

A Set of Cultivation Technique for High Yield of Qiandan 19,a New Hybrid Maize Variety

Breeding and Properties to Hybrid Maize Qiandan 12;

Breeding of Qiandan 18, a New Maize Variety with High Yield, Multi-esistance and Big Ear and its Cultivated Technique;

Evaluation on High-yield and Stability of Qiandan 18 and its Cultivation Model for Super-high Yield;

Cultivation Experiment for High Yield of Compact Type Maize Hybrid Qiandan 10 under Summer Sown Condition;

Experiment on Planting Density and Nitrogen-application for Hybrid Maize Qiandan 10;

Breeding of Hybrid Maize, Qiandan 10, with High Yield and Good Quality;