Tube growth
Observations on pollen viability, in vitro pollen germination and pollen tube growth in chlorophytum comosum (thunb) jacq and asparagus officinalis, l
... In vitro pollen germination is the most commonly used test for assessing pollen viability. It is rapid, reasonabally simple and fully quantitative (Shivanna and Johri, 1985). Germination is the first critical ...
6
POLLEN MORPHOLOGY, VIABILITY, GERMINATION AND TUBE GROWTH OF SOME PLANT SPECIES
... and growth hormones in an experiment and lower concentrations of sucrose in the culture medium decrease the supply of carbon available to the culture, being the osmotic potential means changed, may inhibit, the ...
10
Inequalities for Single Crystal Tube Growth by Edge Defined Film Fed Growth Technique
... The axi-symmetric Young-Laplace di ff erential equation is analyzed. Solutions of this equation can describe the outer or inner free surface of a static meniscus the static liquid bridge free surface between the shaper ...
28
GENES FROM RADIUM TREATMENT AFFECTING POLLEN-TUBE GROWTH IN DATURA
... When pollen-tube growth in the carrier plants was studied late in August, the characteristic which would most certainly identify this gene was noted as a type VIa, or short burst poll[r] ...
21
Ocean acidification affects calcareous tube growth in adults and reared offspring of serpulid polychaetes
... structural tube integrity at the expense of ...the tube or shell, it cannot be used for other processes, restricting growth and reproductive ...change tube morphology in response to ...
11
STUDIES ON SELF-STERILITY VII. HEREDITY AND SELECTIVE POLLEN-TUBE GROWTH
... S S z individuals as males. Tests were made on 575 individuals coming from these crosses. Here was found the greatest deviation from equality, a deviation slightly mor[r] ...
16
POLLEN-TUBE GROWTH IN CROSSES BETWEEN BALANCED CHROMOSOMAL TYPES OF DATURA STRAMONIUM
... The ungerminated portion of the pollen remaining on the stigma is 39 percent and the grouping and distribution of the normal pollen tubes is rather spread and not entirely[r] ...
31
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 ...pollen tube reached the ovary within 96 h following pollination in majority of ...len tube reached the ovule in ...
7
Reproductive biology of Stomatium bolusiae (Aizoaceae: Ruschioideae)
... Pollen tube growth and germination were determined in vivo by a technique based upon the fl uorescence of callose (Martin 1959; Jefferies & Brain ...pollen tube growth were observed using ...
5
Nitric oxide is involved in growth regulation and re orientation of pollen tubes
... of growth, at least in pollen ...pollen tube, but is present at higher levels behind the tip, where the presumed NO- generating peroxisomes are ...pollen tube growth at the tip and may, in the ...
8
INCOMPATIBILITY RELATIONSHIPS IN CERTAIN COMPLEX-HETEROZYGOTES OF OENOTHERA
... STEINER showed that the self-incompatibility of the alphaalphas results from a n inhibition of pollen tube growth and can be explained on the basis of the gametophytic [r] ...
20
Arabidopsis hapless Mutations Define Essential Gametophytic Functions
... pollen tube growth a pollen ...pollen tube penetrates the these mutants can be carried only as ...the tube bursts to release Gametophytes are derived from the diploid sporophytic two sperm, ...
12
INFLUENCE OF GROWTH REGULATORS ON GERMINATION OF 1 POLLEN OF THREE TREE SPECIES A.V. KUMAR, S.V.
... knowlege about the pollen tube growth of the tree species is meagre. Therefore, in the present study, an attempt was made to study the individual and combined effect of gro[r] ...
9
THE SEGREGATION OF CARBOHYDRATES IN CROSSES BETWEEN WAXY AND STARCHY TYPES OF MAIZE
... The theory of such differential pollen tube growth is supported prima- rily by the fact that when all results are combined, there is a deficiency of 0.7 percent waxy kernels [r] ...
16
Exploration of Limonium interspecific breeding possibility : a thesis presented in partial fulfilment of the requirement for the degree of Master of Science in Plant Science at Massey University, Palmerston North, New Zealand
... 83 4.3 Seven L.perezii plants' pollen germination rates% and tube growth on the basic medium.. 83 4.4 L.perezii pollen germination and tube growth in the basic medium supplemented with I[r] ...
16
FUNGICIDAL POTENTIAL OF CHITOSAN AGAINST PHYTOPATHOGENIC Fusarium Solani
... colony growth, spore germination and germ tube growth of ...germ tube elongation. With 0.20% CHN, germination and germ tube elongation were completely ...
5
The Effect of Plant Growth Regulator and Active Charcoal on the Development of Microtubers of Potatoes
... With the detoxicated seedling of a potato cultivation breed named “Mire” as the material, the effect of auxins CCC, 6-BA, and active carbon to microtubers of potato (Solanum tubersum L.) was investigated under the ...
6
Vasohibin as an endothelium derived negative feedback regulator of angiogenesis
... Negative feedback is a crucial physiological regulatory mechanism, but no such regulator of angiogenesis has been established. Here we report a novel angiogenesis inhibitor that is induced in endothelial cells (ECs) by ...
11
Determination of susceptibility of anaerobic bacteria to cefotetan and cefoxitin by the thioglycolate disk elution method
... Inhibition in a single tube with 30-,ug cefoxitin disks had a 93.6% predictive value 6.4% of the negative strains were resistant by the microdilution method, but growth in the same tube [r] ...
5
Prediction of Wear Depth at Near-distant Future from the Present Depth in the SG Tubes of the Nuclear Power Plants (O149)
... of tube wear in steam generators (S/G) of nuclear power ...causes tube wear if the motion continues for a long duration. If the tube thickness decreases to a certain limited value, then the ...
8