Duration of stigmatic receptivity in maize
WebFeb 1, 2011 · Stigmatic receptivity was evaluated in growth chambers at three RHs (95%, 80% and 72%) and two different temperatures (25°C and 30°C). The duration of … Web2. timing of stigmatic receptivity of maize Answer: HE SILK of a pistillate flower of maize is a unique combination of stigmatic and stylar tissue … 1,2). The effect of a water deficit this pattern of kernel set varied with the timing and in … Table 2. Effect of low silk Ow on the time interval between pollination and fertilization.~- Days ...
Duration of stigmatic receptivity in maize
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Webfemale side and on flower receptivity. In this work, the effect of temperature has been evaluated on stigmatic receptivity of sweet cherry in vivo, in the laboratory, and in … Webidase and alcohol dehydrogenase based study on stigmatic receptivity as a function of different stages of flower develop-ment showed that the stigmatic receptivity and seed …
WebStigmatic receptivity began 1 d after anthesis, with the greatest pollen germination rates and longest pollen tubes obtained 2 d after anthesis. Nectar secretion commenced with pollen... WebEvaluation of the duration of stigmatic receptivity—Two days before an-thesis, flowers at the balloon stage were marked in the tree. Flowers were emasculated by removing the petals and anthers with tweezers to avoid insect visits and self-pollination (Free, 1964). Flowers were divided in six batches
Web2. timing of stigmatic receptivity of maize Answer: HE SILK of a pistillate flower of maize is a unique combination of stigmatic and stylar tissue … 1,2). The effect of a water … WebJul 1, 1998 · Pollen viability and stigma receptivity at each developmental stage were evaluated by considering the morphological changes in male …
WebSep 26, 2003 · The duration of stigmatic receptivity was evaluated through the capacity of the stigma to support pollen germination. For this purpose, flowers were emasculated …
WebThus, stigmatic receptivity could be an important factor limiting pear flower receptivity (Sanzol et al., 2003; Figure 2) [54] . Fruit set in kiwifruit after hand pollination was high, … graphic rightWebThe period of stigma receptivity was long (14 d), and the sequential exposure and senescence of stigmatic papillae occurred gradually and in a basipetal direction. Pollen … graphic retro teesWeb1975 ). From an agricultural perspective, stigmatic receptivity has a direct effect on the length of the effective pollination pe-riod and, consequently, on fruit yield (reviewed in Sanzol and Herrero, 2001 ). The length of stigmatic receptivity differs among species and can be affected by environmental conditions ( Hedhly et al., 2003 , 2005 ). graphic river 10112520WebMay 12, 2016 · Higher stigma receptivity is observed at anthesis for the species studied, with the highest receptivity at 8 am and remaining receptive until noon, with the exception of V. unilateralis, for which the greatest receptivity was … graphic river 118 actionsWebThus, water deficits at anthesis can cause loss of silk receptivity in maize, but only when low silk ~w occurs >5 d after silks emerge from ... combination of stigmatic and stylar tissue. It is re ... graphic river 17953078WebHowever, the stigmatic receptivity expressed as flowers with at least one receptive stigma, closely matches the duration of the EPP evaluated from fruit set experiments. This was consistent over the 2 years of experiments, in spite of the differences recorded in the EPP, suggesting that stigmatic receptivity is clearly the limiting factor of ... graphic rip softwareWebDec 30, 2015 · In general at the time of anthesis, the stigma is receptive and may lose for one 2 or several days.2-4Successful pollination period is determined with age of ovule, … graphic rio romper