| 421 | Studies on the reinform nematodes rotylenchulus reniformis (Linford and Oliveria 1940) |
| 422 | Studies on the reniform nematodes rotylenchulus reniformis (Linford and Oliveria 1940) |
| Language: | English |
| 423 | |
| 424 | |
| Language: | English |
| 425 | Studies on multiparasitism: Interspecific competition in braconids braconidae hymenoptera |
| 426 | |
| Language: | English |
| 427 | |
| 428 | |
| Language: | English |
| 429 | |
| 430 | Esterases during the post embryonic development of chilo zonellus |
| Language: | English |
| 431 | Studies of soil arthropods in relation to certain ecological factors |
| 432 | |
| Language: | English |
| 433 | |
| 434 | |
| Language: | English |
| 435 | |
| 436 | |
| Language: | English |
| 437 | |
| 438 | |
| Language: | English |
| 439 | |
| 440 | Studies on intracytoplasmic microorganisms in cletus signatus (Walker) coreidae heteroptera |
| Language: | English |