Results 11 to 20 of about 29,459 (334)

Yam (Dioscorea rotundata Poir.) Displays Prezygotic and Postzygotic Barriers to Prevent Autogamy in Monoecious Cultivars

open access: yesAgronomy, 2022
Cultivated yam (D. rotundata) is a staple tuber crop in West Africa whose sexual reproduction control remains largely unknown despite its importance for plant breeding programs. In this paper, we compared self-pollination, intracultivar cross-pollination
Narcisse Denadi   +6 more
doaj   +1 more source

RESPONSE OF TOMATO PLANTS TO SOME AGRICULTURAL AND CHEMICAL TREATMENTS ON FRUIT YIELD AND ITS QUALITY RELATION TO TUTA ABSOLUTA (MEYRICK) AND BEMISIATABACI (Genn.) INFESTATION [PDF]

open access: yesArab Universities Journal of Agricultural Sciences, 2016
An experiment was carried out to study the effect of some agricultural and chemical treatments on two serious insects i.e. leaf miner, Tuta asoluta (Meyrick), and the cotton whitefly Bemisia tabaci (Genn.) that infest tomato plants, as well as the ...
Zakher, A. G.   +3 more
doaj   +1 more source

Pollen Paternity Can Affect Kernel Size and Nutritional Composition of Self-Incompatible and New Self-Compatible Almond Cultivars

open access: yesAgronomy, 2021
Breeding programs for horticultural tree crops focus on enhancing productivity, including developing tolerance to pests and diseases and improving crop quality.
Wiebke Kämper   +4 more
doaj   +1 more source

Mating system and female reproductive success of the endemic and endangered epiphyte Rhynchostele cervantesii (Orchidaceae) in a cloud forest in Michoacan, Mexico [PDF]

open access: yesPlant Ecology and Evolution, 2021
Background and aims – The Orchidaceae family is vulnerable, because of the destruction of their habitat, as well as the extraction of individuals from natural populations.
Rosa Magaña Lemus   +2 more
doaj   +3 more sources

Pollinator probing preference and switching mode-mediated self-interference within a monoecious plant significantly reduced reproductive fitness

open access: yesFrontiers in Plant Science, 2023
IntroductionMonoecy is usually interpreted as an important evolutionary route of the plant sexual system from hermaphroditism to dioecy. This floral mechanism can effectively reduce self-interference during the reproductive process, and the services ...
Bi-Xian Wu   +4 more
doaj   +1 more source

Wind-Dragged Corolla Enhances Self-Pollination: A New Mechanism of Delayed Self-Pollination [PDF]

open access: yesAnnals of Botany, 2007
Delayed self-pollination is a mechanism that allows animal-pollinated plants to outcross while ensuring seed production in the absence of pollinators. This study aims to explore a new mechanism of delayed self-pollination facilitated by wind-driven corolla abscission in Incarvillea sinensis var.
Rongming, Qu   +6 more
openaire   +2 more sources

Microscopic and Transcriptomic Analysis of Pollination Processes in Self-Incompatible Taraxacum koksaghyz

open access: yesPlants, 2021
The transition of the Russian dandelion Taraxacum koksaghyz (Asteraceae) to a profitable, alternative crop producing natural rubber and inulin requires the optimization of several agronomic traits, cultivation conditions and harvesting procedures to ...
Tassilo Erik Wollenweber   +4 more
doaj   +1 more source

Self-Incompatibility of Camellia weiningensis Y.K. Li.

open access: yesHorticulturae, 2022
This study compared the pollen tube growth, fruit setting, and seed setting characteristics of Camellia weiningensis Y.K. Li. under self- and cross-pollination to identify its self-incompatibility characteristics and types. C.
Chao Gao   +4 more
doaj   +1 more source

Natural and artificial pollination of white-fleshed pitaya

open access: yesAnais da Academia Brasileira de Ciências, 2022
To produce pitaya (Hylocereus spp.), it is essential that pollination occur, either artificially or by pollinating agents. This study evaluated the viability of self-pollination, cross-pollination, and natural pollination, as well as pollen viability ...
RENATA A. MOREIRA   +7 more
doaj   +1 more source

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