一级特黄aaa大片在线观看,国产看免费视频,一级毛片,免费无码婬片aaa直播,久久久久国产一区二区三区,性色生活片久久无少妇一级婬片免费放,国产寡妇高潮一级毛片免费看

. . Ann. Appl. Biol. 46: 585, 1958.

Symons RH, et al. Relationships between the ribonucleic acid and protein of some plant viruses. J. Mol. Biol. 6: 1-15, 1963. PubMed: 13979797

Finch JT, et al. The structures of turnip crinkle and tomato bushy stunt viruses. II. The surface structure: dimer clustering patterns. J. Mol. Biol. 50: 215-222, 1970. PubMed: 5476913

. . Phytopathology 54: 1418, 1964.

. . Annu. Rev. Plant Physiol. 17: 137, 1966.