نتایج جستجو برای: annual growth of shoots
تعداد نتایج: 21244082 فیلتر نتایج به سال:
To establish a short rotation coppice (SRC) system in the temperate region of East Asia, planting was conducted for cuttings from seven species, including Salix eriocarpa, S. gilgiana, gracilistyla, integra, sachalinensis, serissaefolia, and subfragilis, with wide distribution eastern Japan. During cultivation, cheap compost derived swine manure containing high concentrations various nutrients ...
We investigated the involvement of gibberellins (GAs) and indole-3-acetic acid (IAA) in the control of longitudinal and cambial growth in current-year shoots of Pinus sylvestris L. Elongating terminal shoots, located at the apex of previous-year (1-year-old) branches in the uppermost whorl on the main stem, were variously decapitated (apical 5 to 10 mm removed), defoliated (all developing needl...
mycorrhizal symbiosis increase nutrient uptake and enhance plant growth by elaborating root system. the positive effects of mycorrhizal symbiosis on the growth, physiology and ecology of various plants have been recognized. the symbiotic relations between mycorrhizal fungi and date palm with regard to nutrient uptake by this plant have not yet been explored and studied in iran. this project was...
Due to wasteful use of low-quality irrigation water, many agricultural lands in arid and semi-arid regions of Iran are confronted with salinity phenomenon. Salinity decreases growth and yield of plants, therefore, ways to combat deleterious effects of soil salinity on plant growth should be sought. One of these strategies is physiological prevention of salt accumulation in plants and increasing...
Vermicomposts processed commercially from food wastes and paper wastes were applied, to 4.5 m(2) field plots, under high plastic hoop tunnels, at rates of 5 or 10 tha(-1) to evaluate their effects on the growth and yields of strawberries (Fragaria ananasa) var. 'Chandler'. The vermicomposts were incorporated into the top 10 cm of soil and supplemented, based on chemical analyses, with amounts o...
basil (ocimum basilicum) is an herb belongs to lamiaceae family. the essential oil of basil is widely utilized as an aromatic agent in the food, pharmaceutical and perfumery industries. basil essential oil possesses antimicrobial property. due to high economical value and high demand, basil production in greenhouse for permanent market selling is expanding. in order to the investigation of the ...
in this study, the susceptibility of twenty-nine tomato varieties to broomrape infection under glasshouse conditions was investigated. results showed that differences in susceptibility to infection were significant among tomato varieties. significant differences were in number and time of broomrape shoots emerging, broomrape dry weigh (shoots and tubercles) and growth and fruit yield of tomato....
The intensity of "tuberization stimulus" in potato shoots (Solanum tuberosum L.) can be assessed from cuttings containing one or more leaves. Cuttings maintained in a mist chamber under long days will form tubers from underground buds if prior to taking the cutting the leaves received sufficient exposure to photoperiods less than the critical photoperiod. The greatest tendency to tuberize was f...
Prohexadione-calcium (Pro-Ca) is a recently developed plant growth retardant used in some fruit trees. However, it important that the reduction of vegetative shoot dose not decrease yield and quality. In this study, effects Pro-Ca applications on quality Monroe peach, growing vigor rootstock (GF 677) were investigated. For reason, trees sprayed twice with 0 (water + surfactant), 62.5, 125, 250 ...
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