A new soft bin made of PVC materials were used to store the wheat by farmers,the stored wheat quality were researched.The results showed that after ten months storage,the moisture content changed less than 0.6%,there was no distinct difference from the initial moisture,the average loss rate of the wheat bulk density was 1.96%,the dry material bulk density average loss rate was 2.1%,the insect damaged grain rate was less than 0.3%,the mildewed grain was less than 0.1%,the average gluten absorbing water rate ...