pollen-tube growth
Observations on pollen viability, in vitro pollen germination and pollen tube growth in chlorophytum comosum (thunb) jacq and asparagus officinalis, l
... vitro pollen germination is the most commonly used test for assessing pollen ...in pollen to fulfilling its ultimate function of discharge of male gametes in the embryo ...of pollen ...
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POLLEN MORPHOLOGY, VIABILITY, GERMINATION AND TUBE GROWTH OF SOME PLANT SPECIES
... The pollen tube formed in many species is a massive structure relative to the reserve materials stored in the pollen ...the pollen tube growth revealed that more number of ...
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Floral biology and pollination of solanum sisymbrifolium lamk
... that pollen presentation time starts. Flower and pollen anthesis may depend upon physical, physiological and biochemical factors of a plant as well as on climate ...collecting pollen from the ...
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Influence of Boric Acid and Sucrose on the Germination and Growth of Areca Pollen
... areca pollen is extremely low value in culture media without boric ...areca pollen is very high at boric acid concentrations of ...areca pollen germination rate significantly ...areca pollen ...
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The COMATOSE ATP-binding cassette transporter is required for full fertility in arabidopsis
... A noticeable feature of the cts mutants was the production of shorter siliques (fig. 2), a phenotype which is often indicative of reduced fertilisation, as, for example, in the JA biosynthetic mutant, opr3 (Stintzi and ...
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Arabidopsis HAP2 (GCS1) is a sperm specific gene required for pollen tube guidance and fertilization
... The pollen tube interacts with many female sporophytic cells on its journey to the FG (Johnson and Preuss, ...binds pollen from a select set of species and subsequently perceives pollen ...
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Reduction of indole 3 acetic acid methyltransferase activity compensates for high temperature male sterility in Arabidopsis
... in pollen tube growth in iamt1-1 ovaries and not in pollen, considering that pollen from iamt1-1 mutant flowers at 29 ° C was as little viable as that from wild-type plants (Figure ...
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HALF FILLED promotes reproductive tract development and fertilization efficiency in Arabidopsis thaliana
... of pollen tube growth blue fixed at 24 hours post-pollination in carpels in hec1 hec2 hec3 triple mutant (I) and hec1 hec2 hec3 triple mutant with AtML1>>HAF ... Pollen tube ...
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Investigations of suitable pollinator for 0900 Ziraat sweet cherry cv : pollen performance tests, germination tests, germination procedures, in vitro and in vivo pollinations
... of pollen per flower and the morphological homogeneity. The pollen viability rates showed significant differences according to stain ...vitro pollen germination in ...to pollen tube ...
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Nitric oxide is involved in growth regulation and re orientation of pollen tubes
... growing pollen tube ...growing pollen tubes were then placed 60 µm away facing the pipette tip and growth was recorded by time-lapse ...As pollen tubes move into the gradient, their ...
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Testing of self (in)compatibility in apricot cultivars from European breeding programmes
... Pollen tube growth in the apricot cultivars stud- ied is presented in Table ...one pollen tube reached the ovary within 96 h following pollination in majority of ...cultivars, ...
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Effects of NO2 on Inflorescence Length, Pollen/Seed Amount and Phenolic Metabolites of Common Ragweed (Ambrosia artemisiifolia L )
... DOI: 10.4236/ajps.2017.811194 2861 American Journal of Plant Sciences Asteraceae family and has expanded its distribution out of its native range to Europe, Australia, Asia, South Africa and South America [1] [2] [3] ...
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Pattern formation in miniature: the female gametophyte of flowering plants
... gymnosperm gametophytes consisting of more than 1000 cells, the ovules of flowering plants are tiny. This enables multiple ovules to be packaged into an ovary, which is a crucial feature of flowers and fruits. Moreover, ...
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Disruption of the pollen expressed FERONIA homologs ANXUR1 and ANXUR2 triggers pollen tube discharge
... germinating pollen grains, polar localization of the ANX1-YFP and ANX2-YFP fusion proteins was also observed in the freshly emerged tip, but did not appear to precede the appearance of the first bulge (see ...
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Suitability of leguminous cover crop pollens as food source for the green lacewing Chrysoperla externa (Hagen) (Neuroptera: Chrysopidae)
... PVC tube (10 cm of diameter and 10 cm high) covered with plastic film and placed on a petri dish (10 cm of ...pea pollen; b) pigeon pea pollen plus honey; c) sunn hemp pollen; d) sunn hemp ...
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Organogermanium (Ge 132) Suppresses Activities of Stress Enzymes Responsible for Active Oxygen Species in Monkey Liver Preparation
... tivities of superoxide-forming NAD(P)H-OD, XOD, SOD and elevated activities of CAT and APOD in pistils. In other words, Ge-132 seems to stimulate growth of pollen tubes in pistils through suppression of ...
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Regulation of Pollen Foraging Activity in Apis mellifera Africanized Honeybees Colonies
... high pollen reserves presented higher pollen entry due to large amount of foragers honeybees, 15% more, but managed to reduce pollen in the colony area decreasing the size of pollen load by ...
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Insect floral visitors and their behaviour in hybrid carrot seed crops in Tasmania
... high pollen loads on their body and that were an abundant, consistent and frequent visitor to carrot inflorescences within and between ...the pollen load and visitation data suggest, with more recent ...
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Consequence of Insecticide Cypermethrin on Pollen Viability of Capsicum annuum, L ; (Solanaceae)
... develop. Pollen is a fine to coarse powdery substance comprising pollen grains which are male macro gametophytes of seed plants, which produce male ...affects pollen viability in a species-specific ...
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The role of ion fluxes in polarized cell growth and morphogenesis: the pollen tube as an experimental paradigm
... of pollen after re-hydration, and therefore are expected to have roles in the control of polarized establishment of growth that eventually leads to the differentiation and sustained growth of the ...
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