Results 61 to 70 of about 180,121 (320)

Biomass distribution and allocation in diploid potato varieties (Solanum phureja Juz. et Buk.)

open access: yesAgronomía Colombiana, 2015
It is necessary to study the photosynthate distribution pattern and allocation in Guaneña and Latina potato varieties, which come from the Colombia variety and are relatively new in agriculture, for potato crops in Colombia.
Tatiana M. Saldaña V.   +2 more
doaj   +1 more source

Dissolved Hydrocarbons and Related Microflora in a Fjordal Seaport: Sources, Sinks, Concentrations, and Kinetics [PDF]

open access: yesApplied and Environmental Microbiology, 1981
The continuous addition of toluene as a solute of treated ballast water from oil tankers into a well-defined estuary facilitated the study of the dynamics of dissolved hydrocarbon metabolism in seawater. Most rates of toluene oxidation were in the range of 1 to 30 pg/liter per h at 0.5 μg of toluene per liter.
D K, Button, B R, Robertson, K S, Craig
openaire   +2 more sources

Source and Sink Leaf Metabolism in Relation to Phloem Translocation [PDF]

open access: yesPlant Physiology, 1978
The import-export transition in sugar beet leaves (Beta vulgaris) occurred at 40 to 50% leaf expansion and was characterized by loss in assimilate import and increase in photosynthesis. The metabolism and partitioning of assimilated and translocated C were determined during leaf development and related to the translocation status of the leaf.
openaire   +2 more sources

Influence of different rootstocks on the vegetative and reproductive performance of Vitis vinifera L. Malbec under irrigated conditions

open access: yesOENO One, 2011
Aims:Atrial of cv. Malbec grafted to six different rootstocks (Harmony, SO4, 1103 P, 140 Ru, 3309 C and Cereza) and own rooted cv. Malbec (ORMa) was carried out with the aim to study the influence of rootstock on the vegetative and reproductive ...
Marina Di Filippo, Hernán Vila
doaj   +1 more source

Positive impacts of livestock and wild ungulate routes on functioning of dryland ecosystems

open access: yesEcology and Evolution, 2021
Livestock grazing is often perceived as being detrimental to the quality and functioning of dryland ecosystems. For example, a study in a semiarid Kenyan savanna proposed that cattle form bare spaces throughout the landscape, which indicate ecosystem ...
Ilan Stavi   +3 more
doaj   +1 more source

First Steps to Domesticate Hairy Stork’s-Bill (Erodium crassifolium) as a Commercial Pharmaceutical Crop for Arid Regions

open access: yesAgronomy, 2021
Hairy stork’s-bill (Erodium crassifolium) (HSB) is one of the few Geraniaceae species that produce tubers. While HSB tubers were occasionally used as a food source by desert nomads, they have not yet been taken up in the modern kitchen.
Ofer Guy   +5 more
doaj   +1 more source

Experimental approach in apple tree nutrition

open access: yesInternational Journal of Horticultural Science, 2003
Authors present synthesis of experimental work, performed in the last decades, for better understanding nutritional behaviour of apple trees and related problems in fruit quality.
T. Kállay, E. Szűcs
doaj   +1 more source

Study of the relations of sink and source in saffron by means of correlation coefficients under different irrigation and fertilization levels [PDF]

open access: yesZirā̒at va Fanāvarī-i Za̒farān, 2017
Saffron is the main medicinal plant of Iran. In order to study the relations of sink and source between saffron leaves and corms, a split plot experiment was conducted on the basis of complete randomized block design with three replications in a field in
Mahmoud Gholami   +2 more
doaj   +1 more source

Alteration of Wheat Source-Sink Relation by Nitrogen and Spikelet Removal

open access: yesTekirdağ Ziraat Fakültesi Dergisi, 2023
The source and sink relationships determine the amount and distribution of biomass in plants. Field and laboratory experiments were conducted to study the effect of nitrogen rate and spikelet removal on seed yield and germination traits of wheat. The field experiment was conducted employing sink manipulation (no spikelet removal and ½ spikelet removal)
openaire   +3 more sources

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