scholarly journals Response of Soil Chemical Properties to Irrigation with Winery Wastewater on a Well-drained Sandy Soil

2019 ◽  
Vol 40 (2) ◽  
Author(s):  
A.R. Mulidzi ◽  
C.E. Clarke ◽  
P.A. Myburgh
2021 ◽  
Vol 913 (1) ◽  
pp. 012001
Author(s):  
G A A P Kreshnadhi ◽  
I K D Jaya ◽  
B B Santoso ◽  
W Wangiyana ◽  
H Suheri

Abstract The use of inorganic fertilizers with high doses is not recommended in the sustainable maize production program. The present study aimed to evaluate soil chemical properties and growth of maize plants treated with several types of manure to reduce the use of chemical fertilizers in sandy soil. An experiment was conducted in dryland with pumped deep-well water in Gumantar Village, North Lombok Regency, from May to July 2021. There were three types of manure tested: cow, poultry, and goat manures (20 ton/ha) treated with and without BeKa decomposer. All the manure treatments received 75% of chemical fertilizers applied in the control treatment (500 kg of urea and 380 kg/ha of NPK Phonska). The treatments were arranged in a randomized block design with three replicates. The results showed that the poultry manure treatments, with and without decomposer, increased soil pH significantly. This increase improved soil chemical properties, such as available P and K. Plant height, stem diameter, leaf area index at silking, and total N in leaf tissue, were not significantly different among the treatments. These results showed that the application of manures, with or without decomposer, could substitute 25% of the inorganic fertilizers needed by maize plants grown in sandy soil.


Author(s):  
Juliana da Silva Barros ◽  
João Carlos Medeiros ◽  
Jaqueline Dalla Rosa ◽  
Julian Junio de Jesus Lacerda, Daiane Conceição de Sousa ◽  
Maria Sueli Heberle Mafra

The use of animal waste is an alternative to provide nutrients and increase organic matter content in sandy soils. The poultry litter is one of the most nutrient-rich residues. The objective of this study was assess the effect of poultry litter as organic fertilizer on productivity of corn and chemical properties of a sandy soil. The experiment was conducted at the experimental farm of the Federal University of Piauí, in the municipality of Bom Jesus, PI, Brazil. The treatments were poultry litter levels: 0 (control), 2, 4, 8, 12, 16 and 24 t ha-1. We evaluated the effect of poultry litter on the soil chemical properties, plant growth and productivity of corn. We also evaluated the correlation between variables of the plant and soil chemical properties. The maximum productivity was obtained with the highest level poultry litter (24 t ha-1). Calcium, magnesium, phosphorus, potassium, pH, and soil organic matter increased due to the increase of poultry litter levels. The soil chemical properties have positive relationship with stem diameter and productivity of corn. The poultry litter is an organic fertilizer with potential of increase the productivity of the corn and meliorate the fertility of sandy soils.


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