| 971 |
Surface foraging activity of sand termite Psammotermes hybostoma (Desn.) in Upper Egypt |
1987 |
| 972 |
Susceptibility of certain potato varieties to aphids and tuberworm |
1987 |
| 973 |
Susceptibility of certain potato varieties to aphids and tuberworm |
1987 |
| 974 |
Susceptibility of certain potato varieties to aphids and tuberworm |
1987 |
| 975 |
Toxic effect of essential oil constituents on cotton leafworm (Spodoptera littoralis, Boisd.) |
1987 |
| 976 |
Toxic effect of essential oil constituents on cotton leafworm (Spodoptera littoralis, Boisd.) |
1987 |
| 977 |
Toxicity of certain insecticides to potato tuberworm, Phthoremea operculella (Zeller.) |
1987 |
| 978 |
Toxicity of certain insecticides to potato tuberworm, Phthoremea operculella (Zeller.) |
1987 |
| 979 |
Toxicity of certain insecticides to potato tuberworm, Phthoremea operculella (Zeller.) |
1987 |
| 980 |
Toxicity of certain insecticides to the potato tuberworm Phthorimaea operculella (Zeller) |
1987 |
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