Results 11 to 20 of about 94 (90)

Jerapan Isotermal Fosfat Pada Tanah Ultisol

open access: yesActa Solum, 2023
The distribution area of mineral soil in Indonesia reaches 148 million ha. The acid mineral soil in South Kalimantan for Ultisol reaches 886.186 ha. Ultisols have low fertility and P availability. The low availability of P in the soil is caused by P being absorbed.
Muhammad Syarbini   +2 more
openaire   +1 more source

Estimation of precompression stress in an Ultisol cultivated with sugarcane [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2019
ABSTRACT Compressive soil properties are typically used for the understanding of compaction process. As an alternative to laboratory tests, pedo-transfer functions have been used to estimate the mechanical behaviour of soil as a function of soil physical parameters.
Pericles M. B. Mendes   +5 more
openaire   +4 more sources

RESPONSE OF PLANTAINS TO MAGNESIUM FERTILIZER IN AN ULTISOL

open access: yesThe Journal of Agriculture of the University of Puerto Rico, 1975
RESPONSE OF PLANTAINS TO MAGNESIUM FERTILIZER IN AN ...
George Samuels   +2 more
openaire   +2 more sources

Bribri, nueva variedad de frijol rojo pequeño para Costa Rica.

open access: yesAgronomía Mesoamericana, 2006
Entre 1996 y 1999 fue introducida y evaluada en Costa Rica la línea MD 23-24 que dio origen a la nueva variedad de frijol Bribri. La misma fue desarrollada por la Escuela Agrícola Panamericana-Zamorano y se originó de la cruza (RAB 310/XAN 155) X (DOR ...
Juan Carlos Hernández   +2 more
doaj   +1 more source

Site Specific Nutrient Management for Maize on Ultisols Lampung

open access: yesJOURNAL OF TROPICAL SOILS, 2018
Site Specific Nutrient Management  for Maize on Ultisols Lampung (A M Murni, JM Pasuquin, and C Witt): Lampung is the third major maize producing province in Indonesia after East Java and Central Java. In Lampung maize is cultivated mainly in upland areas with ultisols and only some cultivated on paddy field as a secondary crop in the dry season.
Andarias Makka Murni   +2 more
openaire   +3 more sources

EVALUACIÓN DE UNA FUENTE DE ENMIENDA LÍQUIDA EN EL RENDIMIENTO DEL ARROZ EN UN ULTISOL DE LA ZONA NORTE DE COSTA RICA

open access: yesAgronomía Costarricense, 2012
Se evaluó el efecto de la aplicación de una enmienda calcárea líquida sobre el rendimiento del arroz y la fertilidad del suelo. El ensayo se realizó en un Ultisol de Los Chiles, Alajuela. Se utilizó una enmienda líquida que contiene 40% de Ca en forma de
Juan Manuel Valerio, Eloy Molina
doaj  

Potassium supplying capacity of soils from Minas Gerais-Brazil Capacidad de aportación de potasio en suelos de Minas Gerais, Brasil Capacidade de suprimento de potássio em solos de Minas Gerais-Brasil [PDF]

open access: yesSpanish Journal of Soil Science, 2012
<p>Potassium is present in distinct forms in the soil. The K forms in the soil are characterized by reversible exchanges between compartments and they have different characteristics in regards to availability for plant uptake.
Edson Marcio Mattiello Mattiello   +5 more
doaj   +1 more source

UPAYA PENGELOLAAN BIOLOGIS LAHAN KERING MASAM ULTISOL Improving of acid dry land Ultisols by biologically management [PDF]

open access: yesEl-Hayah:Jurnal Biologi, 2001
Pengelolaan Ultisol mempunyai prospek yang besar dalam mendukung program perluasan areal tanam komoditas pangan. Permasalahan utama pada lahan ini adalah nilai pH yang rendah, kandungan unsur hara yang rendah dan bersifat toksis. Keadaan ini menjadikan kandungan total mikroba tanah juga rendah.
openaire   +1 more source

Edafodiversidad en viñedos de Castilla-La Mancha, España

open access: yesE3S Web of Conferences, 2018
En el desarrollo de estrategias relativas al “Terroir”, se requiere una comprensión del grado de edafodiversidad. En un intento de inventariar y zonificar los suelos vitícolas de Castilla La Mancha (CLM), desde 2008 venimos realizando un análisis ...
Jiménez Ballesta R.   +4 more
doaj   +1 more source

Zheltozems of Russia: Micromorphology, clay minerals, and pedogenetic analysis Zheltozems de Rusia: micromorfología, minerales de la arcilla y análisis edafogenético Zheltozems da Russia: Micromorfología, Minerais de Argila e Análise Pedogenética [PDF]

open access: yesSpanish Journal of Soil Science, 2013
Zheltozems (literally "yellow earths") that can be classified as Acrisols, Alisols, or Ultisols, occupy very small areas in Russia; they are strongly modified by human activities.
Maria Gerasimova   +2 more
doaj   +1 more source

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