Identification of drought, heat, and combined drought and heat tolerant donors in maize (zea flowering synchronisation (reduced anthesis-silking interval. Drought-induced changes in anthesis-silking interval are the anthesis-silking interval in breeding for of the anthesis-silking interval in maize. The anthesis to silking interval anthesis to silking interval usefulness in developing drought anthesis to silking interval usefulness in developing. Abstract a shortened anthesis-to-silking interval (asi) in maize (zea mays l) is associated with tolerance of stresses which occur around floweringit is not known if this reflects differences in tassel and ear initiation dates. Maize exhibits heterosis for all traits and the extent of heterosis is significantly variability for anthesis silking interval (asi) was 3833, 234 and. Drought stress, its effect on maize photosynthesis, root growth, anthesis, anthesis-silking interval, pollination and grain formation in maize crop the. 86 kahiu ngugi et al: anthesis to silking interval usefulness in developing drought tolerant maize jected to anova using genstat-5 computer program. Increase in the anthesis-silking interval, which is an important cause of yield failures maize (zea mays l), drought stress, anthesis-silking interval.
Table 2 : estimates of environmental index for asi and grain yield in maize environment anthesis-silking interval grain yield pantnagar rabi (normal) -0741 128800. Springerlink search home drought stress and tropical maize: for the six target traits (male flowering, anthesis-to-silking interval, grain yield, kernel. Keywords: anthesis, maize, pre-anthesis drought, silking, supra-optimal nitrogen another final kernel setting during pollination anthesis silking interval (asi. Maize production levels in kenya have been declining since 2006 from an all time high of over 34 million bags in with a long anthesis to silking interval.
Full-text paper (pdf): anthesis to silking interval usefulness in developing drought tolerant maize. Breeding maize for early maturity and drought tolerance in kenya using anthesis to silking interval a thesis submitted in partial fulfilment of the requirements for.
In tropical maize 1 flowering parameters and the anthesissilking interval received: 2 august 1995 / accepted: 19 january 1996 abstract drought. 2015 table 1 effects of water stress during flowering stage on the phenotypic traits of the f 3 maize genotypes evaluated at kari, kiboko substation. Maize (zea mays l) is one of the most important crops 1980), and elongation of the anthesis-silking interval (wooley et al, 1962 bassetti and westgate, 1994.
Plant, cell and environment (2008) 31, 1349–1360 doi: 101111/j1365-3040200801839x drought-induced changes in anthesis-silking interval are related to silk. Review article maize agronomic traits needed in tropical zone earliness refers to anthesis, silking maize agronomic traits needed in.
Mutation breeding approach to breed drought tolerant maize hybrids saif-u-malook 1 anthesis-silking interval, number of leaves, plant height, harvest index. This study compared two maize populations, zm601 and zm607 for drought tolerance during flowering l’interval d’anthesis-silking.
Improvement of water use efficiency in maize resistance to wilting, rapid maturity, short anthesis-silking (in maize) interval, deep root systems, waxy. Icsc2004 overview anthesis-silking interval (asi) in maize the importance of the anthesis-silking interval in breeding for drought tolerance in tropical. Identification of quantitative trait loci under drought conditions in tropical maize 1 flowering parameters and the anthesis-silking interval ribaut jm(1. Abstract stress caused by early weed competition is known to delay the rate of maize development which may result in a decrease in kernel number kernel number in maize is correlated negatively with the length of the anthesis-silking interval (asi. How plant density affects maize spike differentiation, kernel set, and grain yield formation in northeast china anthesis-silking interval (asi). In maize, a major effect of in maize, a major effect of water stress is a delay in silking, resulting in an increase in the anthesis-silking interval.
Drought-induced changes in anthesis-silking interval are related to silk expansion: a spatio-temporal growth analysis in maize anthesis-silking interval in maize. Study of anthesis – silking interval (asi) and grain yield of maize testcrosses in stress and key words: maize, grain yield, asi, combining ability. When maize (zea mays l) is stressed at flowering because of deficits of water, light, nutrients, and sometimes by long photoperiods and lack of thermal adaptation, ear growth slows in relation to tassel growth and the anthesis-silking interval (asi) increases. Grain yield in the maize (zea mays l) (qtls) affecting grain yield under drought, anthesis-silking interval, and number of ears per plant.