Figure 1

Summary of the response of perennial Glycine species to Meloidogyne incognita, Rotylenchulus reniformis, Pratylenchus penetrans, Heterodera glycines, and Phakopsora pachyrhizi_
| M. incognitaa | R. reniformisa | P. penetransa | H. glycinesb | P. pachyrhizic | |||
|---|---|---|---|---|---|---|---|
| Glycine species | Accession | Eggs/g rootd | Gall indexd | Nematodes/g roote | Nematodes/g rootf | ||
| G. canescens | PI 573045 | S | S | S | -g | S | - |
| G. latifolia | PI 559298 | S | S | S | - | - | - |
| G. microphylla | PI 509487 | S | MR | S | - | S | - |
| G. tomentella | PI 505214 | S | R | S | - | S | - |
| G. microphylla | PI 505188 | S | R | S | S | R | - |
| G. argyrea | PI 509451 | S | R | S | - | R | IMh |
| G. curvata | PI 505167 | S | R | S | - | MS | - |
| G. tomentella | PI 505238 | S | R | S | - | MR | - |
| G. clandestina | PI 440960 | R | R | R | S | MR | S |
| G. tabacina | PI 446974 | R | R | MR | S | S | R |
| G. pescadrensis | PI 505197 | R | R | S | S | R | - |
| G. latifolia | PI 559300 | R | R | S | - | - | - |
| G. cyrtoloba | PI 509472 | R | R | S | - | R | - |
| G. canescens | PI 440932 | R | R | S | S | R | - |
| G. tabacina | PI 373990 | R | R | S | S | R | - |
| G. tomentella | PI 446983 | R | R | R | - | S | - |
| G. tomentella | PI 441001 | R | R | R | S | R | MR |
| G. tomentella | PI 339655 | R | R | S | S | R | - |
Accessions of perennial Glycine species and soybean checks inoculated with Meloidogyne incognita, Rotylenchulus reniformis, and Pratylenchus penetrans_
| Glycine species | Accession | Origin | Chromosome number |
|---|---|---|---|
| G. argyrea | PI 509451 | Queensland, Australia | 40 |
| G. canescens | PI 573045 | Western Australia, Australia | 40 |
| G. canescens | PI 440932 | South Australia, Australia | 40 |
| G. clandestina | PI 440960 | New South Wales, Australia | 40 |
| G. cyrtoloba | PI 509472 | Queensland, Australia | 40 |
| G. curvata | PI 505167 | Queensland, Australia | unknown |
| G. latifolia | PI 559298 | Queensland, Australia | 40 |
| G. latifolia | PI 559300 | Queensland, Australia | 40 |
| G. microphylla | PI 509487 | New South Wales, Australia | 40 |
| G. microphylla | PI 505188 | Queensland, Australia | 40 |
| G. pescadrensis | PI 505197 | Queensland, Australia | 80 |
| G. tabacina | PI 446974 | Okinawa, Japan | 80 |
| G. tabacina | PI 373990 | New South Wales, Australia | 40 |
| G. tomentella | PI 446983 | Papua New Guinea | 40 |
| G. tomentella | PI 505214 | Queensland, Australia | 80 |
| G. tomentella | PI 339655 | Taichung, Taiwan | 80 |
| G. tomentella | PI 441001 | Queensland, Australia | 78 |
| G. tomentella | PI 505238 | Queensland, Australia | 80 |
| G. max cv. Pickett71a | PI 548982 | USA | 40 |
| G. max cv. Forrestb | PI 548655 | USA | 40 |
| G. maxc,d | PI 88788 | Liaoning Sheng, China | 40 |
| G. max cv. Lee 68e | PI 559369 | USA | 40 |
| G. max cv. Williams 82d | PI 518671 | USA | 40 |
Nematode per gram of root of Pratylenchus penetrans on perennial Glycine species and soybean cultivars six days after inoculation_
| Trial 1b | Trial 2b | ||||
|---|---|---|---|---|---|
| Glycine speciesa | Accession | N | Nematodes per gram of rootc | N | Nematodes per gram of rootc |
| G. clandestina | PI 440960 | 5 | 259 a | 4 | 349 a |
| G. tomentella | PI 339655 | 5 | 221 a | 4 | 71 abc |
| G. microphylla | PI 505188 | 4 | 144 ab | 2 | 124 abc |
| G. tabacina | PI 373990 | 4 | 96 ab | 5 | 40 abc |
| G. pescadrensis | PI 505197 | 4 | 77 ab | 4 | 111 abc |
| G. tabacina | PI 446974 | 4 | 70 ab | 2 | 0 c |
| G. tomentella | PI 441001 | 4 | 65 ab | 5 | 127 ab |
| G. canescens | PI 440932 | 5 | 34 ab | 3 | 40 abc |
| G. max cv. Lee 68 (S) | PI 559369 | 5 | 8 b | 2 | 64 abc |
| G. max cv. Williams 82 | PI 518671 | 4 | 7 b | 3 | 9 abc |
| G. max | PI 88788 | 4 | 7 b | 5 | 2 c |
Number of eggs and vermiform Rotylenchulus reniformis per gram of root on perennial Glycine species and two soybean cultivars 10 weeks after inoculation_
| Glycine speciesa | Accession | Nb | Nematodes per gram of rootc |
|---|---|---|---|
| G. canescens | PI 573045 | 9 | 41245 a |
| G. microphylla | PI 509487 | 7 | 33424 a-c |
| G. microphylla | PI 505188 | 7 | 31744 ab |
| G. tomentella | PI 505238 | 10 | 31274 ab |
| G. latifolia | PI 559298 | 5 | 28578 a-c |
| G. tomentella | PI 505214 | 9 | 25039 a-c |
| G. cyrtoloba | PI 509472 | 8 | 10983 b-d |
| G. tabacina | PI 373990 | 6 | 10811 b-d |
| G. pescadrensis | PI 505197 | 10 | 8594 c-e |
| G. canescens | PI 440932 | 8 | 8265 c-e |
| G. max (S) | PI 88788 | 8 | 5910 d-f |
| G. latifolia | PI 559300 | 8 | 5897 d-f |
| G. curvata | PI 505167 | 8 | 5408 d-g |
| G. tomentella | PI 339655 | 7 | 2697 e-g |
| G. tabacina | PI 446974 | 9 | 1806 gh |
| G. argyrea | PI 509451 | 6 | 1783 f-h |
| G. clandestina | PI 440960 | 8 | 1511 i |
| G. tomentella | PI 446983 | 10 | 673 hi |
| G. max cv. Forrest (R) | PI 548655 | 10 | 306 i |
| G. tomentella | PI 441001 | 9 | 84 j |
| Fallowd | 10 | 223d |
Eggs per gram of root and gall index of Meloidogyne incognita 8 weeks after inoculation_
| Glycine speciesa | Accession | Nb | Gall indexc,d | Eggs per gram of rootc,e |
|---|---|---|---|---|
| G. canescens | PI 573045 | 9 | 6.7 a | 34122 a |
| G. latifolia | PI 559298 | 7 | 6.1 a | 13031 ab |
| G. max cv. Pickett 71 (S) | PI 548982 | 7 | 6.1 a | 6896 ab |
| G. microphylla | PI 509487 | 9 | 4.1 b | 40918 a |
| G. tomentella | PI 505238 | 10 | 3.0 bc | 4285 ab |
| G. clandestina | PI 440960 | 6 | 3.0 b-d | 285 c-f |
| G. pescadrensis | PI 505197 | 10 | 2.6 cd | 52 ef |
| G. tomentella | PI 505214 | 10 | 2.4 cd | 5058 ab |
| G. cyrtoloba | PI 509472 | 10 | 2.3 c-e | 437 d-f |
| G. latifolia | PI 559300 | 8 | 2.3 c-f | 210 d-f |
| G. microphylla | PI 505188 | 7 | 2.1 c-f | 4597 ab |
| G. canescens | PI 440932 | 9 | 1.9 c-f | 169 d-f |
| G. tabacina | PI 446974 | 10 | 1.8 c-f | 430 de |
| G. max cv. Forrest (R) | PI 548655 | 10 | 1.8 c-f | 1981 a-c |
| G. argyrea | PI 509451 | 5 | 1.7 c-g | 579 b-d |
| G. curvata | PI 505167 | 6 | 1.2 d-h | 4867 ab |
| G. tabacina | PI 373990 | 10 | 0.9 e-h | 53 ef |
| G. tomentella | PI 441001 | 10 | 0.8 f-h | 238 d-f |
| G. tomentella | PI 446983 | 9 | 0.3 gh | 111 f |
| G. tomentella | PI 339655 | 10 | 0.2 h | 3 f |