Can Soil Microorganisms Reduce Broomrape (Orobanche spp.) Infestation in Cropping Systems?

Author(s):  
Gholamreza Mohammadi

2016 ◽  
Vol 49 (5) ◽  
pp. 480-488
Author(s):  
Ui-Gum Kang ◽  
Woon-Chul Shin ◽  
Jong-Seo Choi ◽  
Yong-Bok Lee ◽  
Young-Han Lee


PLoS ONE ◽  
2021 ◽  
Vol 16 (9) ◽  
pp. e0256969
Author(s):  
Kamila Rachwał ◽  
Klaudia Gustaw ◽  
Waldemar Kazimierczak ◽  
Adam Waśko

The fertility and productive value of soil are closely related to the physical and chemical properties of the soil as well as its biological activity. This activity is related to the intensity of microbially catalysed processes of transformation of organic and mineral substances contained in the soil. These processes are closely correlated with the abundance and biodiversity of soil microorganisms, especially bacteria, and the activity of enzymes produced by them. In this article we have compared some physicochemical properties of soil derived from conventional and organic farms and microbial communities inhabiting these ecosystems. We aim to investigate whether the soil management regime affects the abundance and diversity of these environments in terms of bacteria. Some differences in microbial communities were observed, but the rhizosphere of plants from organic and conventional soils does not harbour separate microbiomes. Albeit, the method of fertilization influences the diversity of soil microorganisms. A greater diversity of bacteria was observed in soils from farms where organic fertilizers were applied. Soil pH and activity of some soil enzymes were also shown to differ between organic and conventional soil cropping systems.



2017 ◽  
pp. 15-36 ◽  
Author(s):  
R. Michael Lehman ◽  
Wendy I. Taheri




Agronomie ◽  
2003 ◽  
Vol 23 (7) ◽  
pp. 673-681 ◽  
Author(s):  
C. Clermont-Dauphin ◽  
J. M. Meynard ◽  
Y. M. Cabidoche
Keyword(s):  


2017 ◽  
Author(s):  
F Mohd Fadhil Mohd ◽  
M Sharifah Aminah Syed ◽  
J Siti Norazura


2013 ◽  
Vol 27 (2) ◽  
pp. 151-158 ◽  
Author(s):  
S. Jezierska-Tys ◽  
A. Rutkowska

Abstract The effect of chemicals (Reglone 200 SL and Elastiq 550 EC) on soil microorganisms and their enzymatic activity was estimated. The study was conducted in a field experiment which was set up in the split-block design and comprised three treatments. Soil samples were taken six times, twice in each year of study. The results showed that the application of chemicals generally had no negative effect on the number of soil microorganisms. The application of Reglone 200 SL caused an increase of proteolytic and ureolytic activity and affected the activity of dehydrogenases, acid and alkaline phosphatases in the soil. The soil subjected of Elastiq 550 EC was characterized by lower activity of dehydrogenases, protease, urease and alkaline phosphatase.



2019 ◽  
Vol 55 (1) ◽  
pp. 125
Author(s):  
A. O. Gerasimov ◽  
M. V. Chugunova ◽  


The present study was carried out in three districts viz; Rewari, Sirsa and Hisar of Haryana state. A survey of 60 sampled farms was conducted to extract information pertaining to various expenses incurred in cultivation of castor and output attained as well as to ascertain the perception of farmers for various problems encountered in production and marketing of castor seed. The descriptive analysis was employed to draw valid inferences from the study. The results revealed that net profit accrued from cultivation of castor seed was ₹ 46331 ha -1 in the study area. The value of B: C ratio of castor cultivation was more than one and also higher as compared to prevalent cropping systems indicated that cultivation of castor seed is economical viable entity. However, production constraints like retention of F2 seed in the field over year, grain scattering, shortage of irrigation water, frost effect on crop yield and marketing constraints like absence of MSP, higher transportation cost sale of castor seed in distant markets, frequent fluctuation in market price, non-availability of processing units were observed.



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