Report No. 3 Other Genera and Species Reciprocal crosses between Cucumis africanus L.f. and C. metuliferus Naud. II. Embryo development in vivo and in vitro J.B.M. Custers and G. van Ee (The Netherlands) CGC 3:50-51 (1980) In vivo pollen tube growth as a measure of interspecific-incongruity in Cucumis L. Y.O. Kho, A.P.M. den Nijs and J. Franken (The Netherlands) CGC 3:52-54 (1980) Problems with the […]
Other Genera & Species Reports
The Cucumis Species Collection at the IVT
Cucurbit Genetics Cooperative Report 3:66-67 (article 37) 1980 D. L. Visser and A. P. M. den Nijs Institute for Horticultural Plant Breeding (IVT), Wageningen, The Netherlands A Cucumis species collection has been built up at our institute in the past three years to provide a basis for the species crossing program. At this time our collection consists […]
Taxonomy of Cucumis callosus (Rottl.) Cogn. – The Wild Melon of India
Cucurbit Genetics Cooperative Report 3:66-67 (article 36) 1980 V. A. Parthasarathy and C. N. Sambandam Division of Horticulture, ICAR Research Complex for NEH Region, Shillong – 793 003, India (first author); Faculty of Agriculture, Annamalai University, TN-608 101, India (second author) Cucumis callosus, a feral species of India, has attracted the attention of muskmelon breeders, […]
Taxonomic Position of Dosakaya (Cucumis sp.) – The Acid Melon of India
Cucurbit Genetics Cooperative Report 3:63 (article 35) 1980 V. A. Parthasarathy¹ and C. N. Sambandam² Division of Horticulture, Faculty of Agriculture, Annamalai University, Tamil Nadu – 608 101, India Dosakaya is a cultivated Cucumis grown in Andhra Pradesh, for its sour fruits which are used in many culinary preparations ranging from curries to pickles. According to Rao […]
Karyo-Morphology of Cucumis callosus (Rottl.) Cogn.
Cucurbit Genetics Cooperative Report 3:63 (article 34) 1980 V. A. Parthasarathy and C. N. Sambandam ICAR Research Complex for NEH Region, Shillong-793 003, India (first author); Faculty of Agriculture, Annamalai University TN-608 101, India (second author) Detailed karyo-morphological studies of Cucumis callosus were made from root tip squashes following the procedure of Parthasarathy and Sampathkumar […]
Reciprocal Crosses Between Cucumis africanus L.f. and C. metuliferus Naud. I. Overcoming Barriers to Fertilization by Mentor Pollen AVG
Cucurbit Genetics Cooperative Report 3:60-62 (article 33) 1980 A. P. M. den Nijs, J. B. M. Custers and A. J. Kooistra Institute for Horticultural Plant Breeding, Wageningen, The Netherlands Cucumis africanus L.f. carries resistance to cucumber green mottle mosaic virus, and C. metuliferus Naud. to root knot nematodes. We wish to introduce these resistances into the cultivated cucumber, C. […]
Problems with the Identification of Cucumis L. taxa
Cucurbit Genetics Cooperative Report 3:55-59 (article 32) 1980 L. van Leeuwen and A.P.M. den Nijs Institute for Horticultural Plant Breeding, Wageningen, The Netherlands The Cucumis-working group at our Institute attempts to introduce resistances of several African species of Cucumis L. into the cultivated cucumber C. sativus L. We have, therefore, collected a large number of species from all over the […]
In Vivo Pollen Tube Growth as a Measure of Interspecific Incongruity in Cucumis L.
Cucurbit Genetics Cooperative Report 3:52-54 (article 31) 1980 Y.O. Kho, A.P.M. den Nijs and J. Franken Institute for Horticultural Plant Breeding, Wageningen, the Netherlands Pollen tube growth in the style was studied in a diallel involving ten African species of Cucumis as well as C. sativus L. Several workers have studied interspecific relationships within the genus by assessing fruit […]
Reciprocal Crosses Between Cucumis africanus L. F. and C. metuliferus Naud. II. Embryo Development In Vivo and In Vitro
Cucurbit Genetics Cooperative Report 3:50-51 (article 30) 1980 J. B. M. Custers and G. van Ee Institute for Horticultural Plant Breeding, Wageningen, the Netherlands Using mentor pollen and amino-ethoxy-vinyl-glycine (AVG), we were able to obtain a number of fruits with embryos in crosses between Cucumis africanus and C. metuliferus(Nijs et al. 1980). The temperature during fruit development was […]
1979 Other Cucurbit Genera and Species Reports
Other Genera and Species Mentor pollen as a tool in interspecific hybridization in Cucumis Emiel H. Oost and A.P.M. den Nijs (The Netherlands) CGC 2:43 (1979) Disease resistances in some wild Cucumis species M. Pitrat and R.D. de Vaulx (France) CGC 2:44-45 (1979) Use of in vitro culture for inducing germination of Cucumis seed D.L. Visser and J. Franken (The Netherlands) CGC […]