نتایج جستجو برای: root fresh weight

تعداد نتایج: 530569  

Journal: Desert 2020
A. Fotovat F. Kazemi, M. Jozay

Application of green walls still has not attracted interest among the contractors and people, and this can be due to poor growing performance of the plants on these systems. This study investigated the effect of four growing media types (30% cocopeat + 65% perlite + 5% vermicompost, 30% soil + 65% perlite + 5% vermicompost, 30% mushroom compost + 65% perlite + 5% vermicompost and regular soil a...

2018
Ramazan Cetintas

Root-knot nematode, Meloidogyne incognita, is one of the main problems in vegetable-growing regions, decreasing yield quality and quantity worldwide. Root-knot nematode management tactics mostly involve chemical control which is a threat to the environment, consequences to human health. Biological control of nematodes is considered to be one of the best alternatives to the chemical control. In ...

Journal: :علوم باغبانی ایران 0
حسن احمدی دانشجوی سابق کارشناسی ارشد، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران مجتبی دلشاد دانشیار پردیس کشاورزی و منابع طبیعی، دانشگاه تهران مصباح بابالار استاد پردیس کشاورزی و منابع طبیعی، دانشگاه تهران

the aim of this study was to evaluate the effect of different potassium (k) and nitrogen (n) concentrations in nutrient solution and their interaction on growth and quality of tomato transplants. a full factorial experimental design was carried out with three potassium concentrations (1.5, 3 and 6 meql-1) and three nitrogen concentrations (1.5, 3 and 6 meql-1) for 27 days after seed germination...

This experiment was performed to investigate the effect of some Trichoderma spp. isolates as growth promoters of cucumber (Cucumis sativus L.) seedlings under greenhouse conditions. Inoculai of 19 Thrichoderma spp. isolates were prepared from disinfected wheat grain. The upper half of the soil in pots (containing field soil and sand) was mixed with these inoculai at 3% ratio and the pots were i...

2006
Ustun SAHIN Selda ORS Sezai ERCISLI Omer ANAPALI Ahmet ESITKEN

We report the results of a research carried out in Turkey in 2004 to determine the effectiveness of different levels of pumice amendments to soil using strawberry plants. Two grades (2-4 mm and 4-8 mm) of pumice were added to soil and three amendment levels (15%, 30% and 45% by volume) were applied. Finally 6 different growing media types were formulated. The amount of moisture retained at diff...

2013
Mansour Gholami Reza Bahmani Ali-Akbar Mozafari

In the present study, the in vitro response of MM.106 apple rootstock to increasing concentrations of NaCl (0, 20, 40, 80, 100 and 120 mM) in the Murashige and Skoog culture medium was analyzed. Explant growth was seriously affected by salinity treatments. Elevated salinity from 20 (control) to 40, 80, 100 and 120 mM NaCl resulted in reduction in shoot growth (shoot number, length and fresh wei...

Journal: :Plant physiology 1987
J W Einset A Silverstone

By incubating explants from Actinidia arguta seedlings on a nutrient medium supplemented with 20 to 30 micromolar N(6)-(Delta(2)-isopentenyl)adenine (i(6)Ade) and then measuring zeatin (io(6)Ade) accumulation in tissues, the distribution of i(6)Ade hydroxylase activities in whole plants could be determined. Based on analyses with three entire plants, it is estimated that, as an organ system, ro...

Journal: :علوم باغبانی 0
مریم حجتی نعمت اله اعتمادی بهرام بانی نسب

abstract growth retardants are new chemical organic compounds that increase period of flowering, leave chlorophyll, lateral shoot number, flower number and decrease vegetative growth. they also increase dry, cold and heat tolerance. paclobutrazol and cycocel are examples of these compounds. this study was conducted to evaluate the effect of paclobutrazol and cycocel on some quantitative and qua...

2012
Weria Weisany Yousef Sohrabi Gholamreza Heidari Adel Siosemardeh

An experiment was conducted to investigate the effects of zinc application and salinity stress (0, 33, 66 and 99 mM NaCl) on some morphological and physiological parameters of soybean (Glycine max L., var. Williams). Results showed that zinc application improved shoot length, root fresh and dry weight and shoot fresh and dry weight under all salinity treatments. The catalase (CAT), ascorbate pe...

Journal: :Khulna University studies 2022

A pot experiment was conducted to evaluate the effect of salinity on growth and heavy metal uptake by maize (Zea mays) plant. The results study show that NaCl NaCl+CaCl2 treatments decreased plant (plant height, shoot weight root weight) significantly. proportion viable roots fresh declined with time. In contrast, enhanced length. increased accumulation Cd, Zn Cu in considerably both root.

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