Claim · model-written summary
Clay soil with farmyard manure and zero nitrogen had lowest hydraulic conductivity.
- Treatment
- farmyard manure at zero nitrogen levele0
- Outcome
- hydraulic conductivitye0
- Direction
- loweste0
- Qualifier
- clay soile0
Not reportedTaxonMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue
Verbatim
e0“the lowest value of hydraulic conductivity was obtained from the clay soil with farmyard manure at zero nitrogen level.”
Title
I. M. EI-Naggar; E. J. EI-Maddah; M. EI-O. EI-Sodany; et al. Journal of Soil Sciences and Agricultural Engineering /Journal of Soil Sciences and Agricultural Engineering 2002. doi:10.21608/jssae.2002.255586
Other claims from this paper (19)
- Intervention effect Chicken manure increased sunflower dry matter, height and head diameter relative to farmyard manure in all soils.
- Intervention effect Chicken manure increased sunflower seed weight and seed yield relative to farmyard manure in all soils.
- Intervention effect Increasing nitrogen increased sunflower dry matter, height, head diameter, seed weight and yield in all soils.
- Intervention effect Loamy soil with chicken manure and 40 kg Nffed. gave the highest sunflower growth and yield traits.
- Intervention effect Chicken manure increased sunflower seed oil and protein percentages except in clay soil.
- Intervention effect Increasing nitrogen increased sunflower seed oil and protein percentages except in clay soil.
- Intervention effect In clay soil, nitrogen doses above 30 kg Nlfed. decreased sunflower seed oil and protein percentages.
- Intervention effect Clay soil with farmyard manure at 30 nitrogen unite had the highest sunflower seed oil percentage.
- Intervention effect Loamy soil with chicken manure at 40 nitrogen unit had the highest sunflower seed protein percentage.
- Intervention effect Chicken manure increased sunflower seed and straw nitrogen percentages relative to farmyard manure, except seed nitrogen in clay soil.
- Intervention effect Raising nitrogen increased sunflower seed and straw nitrogen percentages except in clay soil.
- Intervention effect In clay soil sunflower seed nitrogen decreased beyond 30 kg N/fed.
- Intervention effect Loamy soil with chicken manure at 40 unite nitrogen per feddan gave highest sunflower seed and straw nitrogen percentages.
- Intervention effect Chicken manure increased postharvest available soil nitrogen relative to farmyard manure in all soils.
- Intervention effect Raising nitrogen increased postharvest available soil nitrogen in all soils.
- Intervention effect Loamy soil with chicken manure at 40 unit nitrogen per feddan had highest available soil nitrogen.
- Intervention effect Chicken manure relative to farmyard manure, and increasing nitrogen, decreased bulk density and increased total porosity.
- Intervention effect Fertilization increased hydraulic conductivity in clay and loamy soils but decreased it in sandy and calcareous soils.
- Intervention effect Clay soil with chicken manure at 40 kg N/fed. had lowest bulk density and highest total porosity.