| 641 |
Improvement of the Biologieal Control of Trichoderma harzianum Rifai to Onion White Rot. |
1988 |
| 642 |
Regeneration of tolerant plants to potato group viruses through thought somatic hybridization of potato protoplasts. |
1988 |
| 643 |
Effect of certain chemical mutagens on potato plants produced from tissue culture for the indication of somaclones resistant to some potato viruses. |
1988 |
| 644 |
Effect of certain organic sulphides on sclerotial germination of Sclerotium cepivorum in soil and efficiency of chemical control of onion white rot |
1988 |
| 645 |
Effect of certain organic sulphides on sclerotial germination of Sclerotium cepivorum in soil and efficiency of chemical control of onion white rot |
1988 |
| 646 |
Effect of certain organic sulphides on sclerotial germination of Sclerotium cepivorum in soil and efficiency of chemical control of onion white rot |
1988 |
| 647 |
Histopathology of infection and deveIopment of Botrytis allii Munn in onion floral and seed stalk tissues. |
1988 |
| 648 |
Effect of maize variety, method of infection, date of planting and plant phenols and sugar content on common smut disease |
1987 |
| 649 |
Effect of onion cultivars on white rot biological control |
1986 |
| 650 |
Effect of some physical and chemical treatments on controlling soybean damping – off disease |
1986 |