共 50 条
- [36] 1977 CHEMICAL WEED-CONTROL GUIDE FOR FIELD CROPS AND PERENNIAL WEEDS NORTH DAKOTA COOPERATIVE EXTENSION SERVICE CIRCULAR, 1976, (NW-25): : 1 - 30
- [40] WEED-CONTROL IN SOYBEAN (GLYCINE-MAX) IN VERTISOLS OF SUDAN TROPICAL PEST MANAGEMENT, 1987, 33 (03): : 220 - 223