scholarly journals Quantifying Root-Soil Interactions in Cover Crop Systems: A Review

Agriculture ◽  
2021 ◽  
Vol 11 (3) ◽  
pp. 218
Author(s):  
Cameron M. Ogilvie ◽  
Waqar Ashiq ◽  
Hiteshkumar B. Vasava ◽  
Asim Biswas

Plant roots are an integral part of soil ecosystems and contribute to various services, including carbon and nutrient cycling, weathering, and soil formation. They also modify soil physical properties (e.g., soil water content, pore size distribution, and bulk density) and impact subsequent crops’ growth. Cover crops have been reported to improve soil and environmental quality by reducing nutrient losses, improving soil water content, and increasing soil organic matter. Understanding the complex interactions between cover crop roots and soil (RS) is of utmost importance. However, cover crop RS interactions have not been critically reviewed. In this article, we investigated the nature of cover crop physical RS interactions and explored the emerging technologies for their study. We also assessed technologies that may be readily applied to the study of physical RS interactions in cover crop systems and discussed ways to improve related research in the future.

2020 ◽  
Vol 231 ◽  
pp. 105998 ◽  
Author(s):  
Nicolas Meyer ◽  
Jacques-Eric Bergez ◽  
Julie Constantin ◽  
Paul Belleville ◽  
Eric Justes

2021 ◽  
Vol 208 ◽  
pp. 104869
Author(s):  
Joseph A. Burke ◽  
Katie L. Lewis ◽  
Glen L. Ritchie ◽  
Paul B. DeLaune ◽  
J. Wayne Keeling ◽  
...  

2018 ◽  
Vol 46 (2) ◽  
pp. 215
Author(s):  
Yuniarti , ◽  
M. Achmad Chozin ◽  
Dwi Guntoro ◽  
Dan Kukuh Murtilaksono

ABSTRACT<br /><br />Cover crops have the same role as biomulches to maintain soil moisture and reduce the evaporation of soil water. The objective of research was to compare Arachis pintoi versus other cover crops as biomulch in immature oil palm plantations. The study was conducted in the Field of Education and Research Palm IPB-Cargill, Jonggol, Bogor starting in December 2014 until May 2015. The experiment was designed according to a randomized block design with four replications. The treatments were cover crop species (biomulch) i.e. no biomulch/natural vegetation, Arachis pintoi Karp. &amp; Greg., Centrosema pubescens Benth., Calopogonium mucunoides L. and Pueraria javanica Benth. Planting materials used were cutings of A. pintoi and seed of C. pubescens, C. mucunoides and P. javanica. The planting material were planted in plots 9 m x 3 m and plot for biomass 1 m x 1 m. The results showed that the A. pintoi was not significantly different from other biomulches for ground covering and capability to hold water. Soil water content in the treatment of A. pintoi biomulch was not different from other biomulch treatments.<br /><br />Keywords: biomass production, cover ground, soil depth, soil water content<br /><br /><em><br /></em><em></em>


Soil Science ◽  
2000 ◽  
Vol 165 (4) ◽  
pp. 365-371 ◽  
Author(s):  
Daniel R. Shelton ◽  
Ali M. Sadeghi ◽  
Gregory W. McCarty

1994 ◽  
Vol 74 (3) ◽  
pp. 485-495 ◽  
Author(s):  
C. Wagner-Riddle ◽  
T. J. Gillespie ◽  
C. J. Swanton

The optimum killing time of a rye (Secale cereale) cover crop is an important management decision and can determine the yield of the subsequent soybean (Glyane max) crop The objective of this research was to study a rye cover/soybean system. Soybeans were grown on sandy (Delhi) and loam (Woodstock) soils (1989/1990) with mulch on the soil surface obtained by killing rye approximately 1 and 2 wk before soybean planting. A conventional tillage treatment was used as a control. Soil water content, soil temperature, rye mulch amount and soybean growth were monitored over the season. Rye mulch amount for the late killing (LK) date was always larger than for the ear y killing (EK) date. LK decreased soil water content at soybean planting time at Delhi in 1989. The rye mulch produced with the LK increased soil water content early in the soybean growing season in 1990. A substantial decrease in the amount of mulch was observed during the growing season and resulted in little difference between mulch and no mulch soil water and temperature conditions later in the season. Extreme temperatures were more frequent under the bare soil, but these were limited to a small percentage of hours, and did not translate into differences in soybean development rates. Reduced soybean growth observed early in the season in one out of four location-years vanished as the season progressed. Number of seeds per pod and nodule number were increased due to rye mulch, but no difference in soybean yields were observed among treatments. Key words: Rye (Secale cereale), cover crop, mulch, soybean (Glycine max)


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