| [1] |
.
[J]. Journal of Northern Agriculture, 2008, (1): 116-116.
|
| [2] |
.
Vegetable Cultivated Technique Covered Proof Pest Net
[J]. Journal of Northern Agriculture, 2001, (3): 36-36.
|
| [3] |
.
[J]. Journal of Northern Agriculture, 1998, (3): 40-40.
|
| [4] |
.
[J]. Journal of Northern Agriculture, 1992, (3): 35-35.
|
