نتایج جستجو برای: plant growth substances

تعداد نتایج: 1193508  

Journal: :Online journal of biological sciences 2022

The harsh climate of the arid zone determines several biological features in black saxaul plantations. Therefore, study growth and condition artificial plantations, depending on use physiologically active moisture-absorbing substances biostimulants, is particular practical importance. In Moinkum sands Zhambyl region (Kazakhstan), observations development places where biostimulants were used con...

2010
Peter J. Davies

Plant hormones are a group of naturally occurring, organic substances which influence physiological processes at low concentrations. The processes influenced consist mainly of growth, differentiation and development, though other processes, such as stomatal movement, may also be affected. Plant hormones have also been referred to as ‘phytohormones’ though this term is infrequently used. In thei...

2014
G. S Deora

The aim of this study was to evaluate the antifungal potential of moss Bryum argentium, and Bryum cellulare against the phytopathogenic fungi Curvularia lunata, the causal organism of leaf spot of Zea mays using pour plate method. A phytochemical screening of the extracts was also carried out to determine the antifungal substances present in both the bryophytes. The results revealed that the ra...

2012
Agata Jedrzejuk Julia Rochala Jacek Zakrzewski Julita Rabiza-Świder

During the vase life of cut stems obstruction of xylem vessels occurs due to microbial growth, formation of tyloses, deposition of materials in the lumen of xylem vessels and the presence of air emboli in the vascular system. Such obstructions may restrict water uptake and its transport towards upwards thus lowering their ornamental value and longevity of cut flowers. Clematis is a very attract...

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