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Investigations on embryo and endosperm development in gamma-irradiated Capsicum annuum L. and Capsicum pendulum Willd. seeds

Abstract

Investigations were carried out concerning the effect of ionizing rays on pepper embryo development and on the radiosensitivity of single phases of embryogenesis. A single gamma-irradiation was effected with doses 1000, 1500, 2000 and 2500 rad, 7 days after flower pollination, when the preembryo had two cells. As a result of irradiation a shortening of the suspensor was established as well as delayed development or even totally blocked growth and degeneration of the embryo. Blocked cell division and degeneration of endospermal cells were observed. These disturbances lead to histologic changes in the seeds and to their non-viability.
Authors:
Ilieva, I; Molkhova, E [1] 
  1. Akademiya na Selskostopanskite Nauki, Sofia (Bulgaria). Inst. po Genetika
Publication Date:
Jan 01, 1976
Product Type:
Journal Article
Reference Number:
AIX-08-343252; EDB-78-023278
Resource Relation:
Journal Name: Genet. Selek.; (Bulgaria); Journal Volume: 9:5
Subject:
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.; EMBRYOS; RADIOSENSITIVITY; ENDOSPERM; BIOLOGICAL RADIATION EFFECTS; CAPSICUM; GAMMA RADIATION; TIME DEPENDENCE; BIOLOGICAL EFFECTS; BIOMASS; ELECTROMAGNETIC RADIATION; ENERGY SOURCES; IONIZING RADIATIONS; PLANT TISSUES; PLANTS; RADIATION EFFECTS; RADIATIONS; RENEWABLE ENERGY SOURCES; 560141* - Radiation Effects on Plants- Basic Studies- (-1987)
OSTI ID:
5353978
Country of Origin:
Bulgaria
Language:
Bulgarian
Other Identifying Numbers:
Journal ID: CODEN: GESKA
Submitting Site:
INIS
Size:
Pages: 400-404
Announcement Date:
Dec 01, 1977

Citation Formats

Ilieva, I, and Molkhova, E. Investigations on embryo and endosperm development in gamma-irradiated Capsicum annuum L. and Capsicum pendulum Willd. seeds. Bulgaria: N. p., 1976. Web.
Ilieva, I, & Molkhova, E. Investigations on embryo and endosperm development in gamma-irradiated Capsicum annuum L. and Capsicum pendulum Willd. seeds. Bulgaria.
Ilieva, I, and Molkhova, E. 1976. "Investigations on embryo and endosperm development in gamma-irradiated Capsicum annuum L. and Capsicum pendulum Willd. seeds." Bulgaria.
@misc{etde_5353978,
title = {Investigations on embryo and endosperm development in gamma-irradiated Capsicum annuum L. and Capsicum pendulum Willd. seeds}
author = {Ilieva, I, and Molkhova, E}
abstractNote = {Investigations were carried out concerning the effect of ionizing rays on pepper embryo development and on the radiosensitivity of single phases of embryogenesis. A single gamma-irradiation was effected with doses 1000, 1500, 2000 and 2500 rad, 7 days after flower pollination, when the preembryo had two cells. As a result of irradiation a shortening of the suspensor was established as well as delayed development or even totally blocked growth and degeneration of the embryo. Blocked cell division and degeneration of endospermal cells were observed. These disturbances lead to histologic changes in the seeds and to their non-viability.}
journal = []
volume = {9:5}
journal type = {AC}
place = {Bulgaria}
year = {1976}
month = {Jan}
}