Results 91 to 100 of about 1,946,919 (207)

[United States Soil Survey Report]

open access: yes, 1994
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads.
Texas Agricultural Experiment Station   +2 more
core   +1 more source

[United States Soil Survey Report]

open access: yes, 1963
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads.
Texas Agricultural Experiment Station   +2 more
core  

[United States Soil Survey Report]

open access: yes, 1972
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads. Includes legend and symbols.
Texas Agricultural Experiment Station   +1 more
core  

Subsurface drip irrigation enhances soil nitrogen and phosphorus metabolism in tomato root zones and promotes tomato growth

open access: yes, 2018
To understand the effects of subsurface drip irrigation (SDI) on soil microorganisms and the soil microbial mechanism underlying yield improvement, we performed field experiments to investigate the microbial community composition and function and the ...
Wenquan Niu   +4 more
core   +1 more source

Effect of Soil Properties and Soil Enzyme Activity in Different Improvement Measures of Saline-alkali Soil in Yinchuan Plain

open access: yesShuitu baochi yanjiu, 2012
The soil properties and soil enzyme activities in saline-alkali land of the Yinchuan Plain were studied after the soil was improved with straw,organic fertilizer,flue gas desulfurization waste and saline-alkali soil conditioner.The results showed that ...
LI Feng-xia1   +6 more
doaj  

Soil porosity from seismic velocities [PDF]

open access: yesGéotechnique, 2004
FOTI, Sebastiano, LANCELLOTTA, RENATO
openaire   +2 more sources

[United States Soil Survey Report]

open access: yes, 1971
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads. Includes legend and symbols.
Texas Agricultural Experiment Station   +1 more
core  

Influence of tillage on soil surface roughness structure andsurface porosity. [PDF]

open access: yes, 2012
Soil erosion is a complex phenomenon involving the detachment and transport of soil particles, storage and runoff of rainwater, and infiltration. The relative magnitude and importance of these processes depends on several factors being one of them ...
Valencia Delfa, José Luis   +5 more
core  

HUBUNGAN KANDUNGAN BAHAN ORGANIK TANAH DENGAN BERAT ISI, POROSITAS DAN LAJU INFILTRASI PADA PERKEBUNAN SALAK DI KECAMATAN PURWOSARI, KABUPATEN PASURUAN

open access: yesJTSL (Jurnal Tanah dan Sumberdaya Lahan), 2018
Poor quality of agricultural soil is characterized by low soil organic matter (OM) content, high bulk density, low porosity, and low infiltration. One of efforts to improve soil quality is by adding OM from biomass prunings.
Danny Dwi Saputra   +2 more
doaj  

KAJIAN POROSITAS TANAH PADA PEMBERIAN BEBERAPA JENIS BAHAN ORGANIK DI PERKEBUNAN KOPI ROBUSTA

open access: yesJTSL (Jurnal Tanah dan Sumberdaya Lahan), 2017
Organic matter application can improve to soil structure. The purpose of this study was to explore  the effects of application of various organic matters (cow manure, vermicompost and coffee fruit skin) to soil total porosity in plantation-based robusta
Johandre Arpindra Surya   +2 more
doaj  

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