Results 31 to 40 of about 840,256 (209)

Pollen biological characteristics and breeding system of Primulina guizhongensis

open access: yesXibei zhiwu xuebao
[Objective] This paper aims to investigate the characteristics of Primulina guizhongensis pollen and the influence of the breeding system on its sexual reproduction, to uncover its reproduction mechanism and providing theoretical references for the ...
HUANG Jiajun   +4 more
doaj   +1 more source

Reproductive success of four species of Eugenia L. (Myrtaceae) Successo reprodutivo de quatro espécies de Eugenia L. (Myrtaceae)

open access: yesActa Botânica Brasílica, 2009
Eugenia uniflora,E. punicifolia,E. neonitida and E. rotundifolia are perennial species, usually shrubs, which occur in the restinga of the Grumari Natural Municipal Park, in western Rio de Janeiro, Brazil.
André Luiz Gomes da Silva   +1 more
doaj   +1 more source

Vision of breeding for organic agriculture [PDF]

open access: yes, 2003
This report describes the results of research into the vision of breeding systems within organic agriculture in the Netherlands. The purpose of the research was to arrive at a vision for breeding in organic agriculture by means of interviews and ...
Baars, Ton   +4 more
core  

Identification of chromosome ploidy and analysis of breeding system of different Rosa odorata

open access: yesXibei zhiwu xuebao
[Objective] Rosa odorata is an important germplasm resource of Rosa, which has high value of appreciation and utilization. In order to promote the development and utilization of the germplasm resources, the chromosome ploidy, floral synthesis, and ...
HOU Qiumei   +5 more
doaj   +1 more source

Robust varieties and vigorous propagation material [PDF]

open access: yes, 2009
Research on organic plant breeding and propagation material in the Netherlands is booming. This research is carried out in close cooperation with growers, breeders and the seed industry.
Hommes, M., Sukkel, W.
core   +1 more source

Adaptive capacity of female rabbits submitted to a change in breeding practices

open access: yesWorld Rabbit Science, 2016
The aim of this study was to test the consequences of a change in breeding practices on 219 multiparous rabbit does over 2 reproductive cycles (5th and 6th insemination).
M. Theau.Clément   +4 more
doaj   +1 more source

Analytic observations of seminar scientific work according toward objectives [PDF]

open access: yes, 2005
Report is Deliverable 9 of 6th FP SSA project “Environmental friendly food production system: requirements for plant breeding and seed production” (ENVIRFOOD) and includes analytic observations of seminar scientific work according toward objectives ...
Belicka, Ina, Bleidere, Mara
core  

An integrated molecular and conventional breeding scheme for enhancing genetic gain in maize in Africa [PDF]

open access: yes, 2020
Open Access Journal; Published online: 06 Nov 2019Maize production in West and Central Africa (WCA) is constrained by a wide range of interacting stresses that keep productivity below potential yields.
Gedil, M., Menkir, A.
core   +1 more source

M3.5 ‐ Organic plant breeding in a systems‐based approach and integration of organic plant breeding in value chain partnerships [PDF]

open access: yes, 2019
Developing organic breeding is a key challenge for the organic sector. It is necessary to better adapt varieties to the specific needs of the organic sector (disease resistance, taste, weed suppressing ability, etc).
Messmer, Monika M.   +2 more
core  

Pollination and breeding system in Adesmia bijuga Phil. (Fabaceae), a critically endangered species in Central Chile Polinización y sistema reproductivo en Adesmia bijuga Phil. (Fabaceae), una especie en peligro crítico en Chile central

open access: yesGayana: Botanica, 2012
Adesmia bijuga Phil. is an endemic shrub in central Chile, classified as a critically endangered species of plant. After more than 100 years since its original description by R. A.
PERSY GÓMEZ P   +2 more
doaj  

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