Results 41 to 50 of about 45,623 (164)

Soil fertility comparison among organic and conventional managed citrus orchards in Sicily. [PDF]

open access: yes, 2002
In recents years, organic farming is expanding in Southern Italy and in the Mediterranean area, due to interest of consumers and EU agricultural policies.
Alessandra, Dr. Trinchera   +5 more
core  

Drones: Innovative Technology for Use in Precision Pest Management. [PDF]

open access: yes, 2020
Arthropod pest outbreaks are unpredictable and not uniformly distributed within fields. Early outbreak detection and treatment application are inherent to effective pest management, allowing management decisions to be implemented before pests are well ...
de Lange, Elvira S   +3 more
core   +1 more source

Marked Spatial Variability in Acidity Characteristics of Purple Soil at Field Scale Induced by Citrus Plantation

open access: yesAgronomy
Purple soil, predominantly found in the Sichuan Basin of China with a favorable climate, is renowned for its fertility, making it an ideal soil for citrus cultivation. To investigate the effect of citrus plantation on the acidification characteristics of
Jiayi Luo   +3 more
doaj   +1 more source

IRON HUMATE AS A SOURCE OF IRON FOR CITRUS IN HIGH-pH SOILS

open access: yesHortScience, 1993
Availability of iron (Fe) to plants is dependent on the stability of chelate to bind Fe. In soils with pH greater than 7.5, only EDDHA (Ethylenediamine di-o-hydroxyphenyl acetic acid) is the stable chelate to complex Fe. However, Fe EDDHA is an expensive material.
openaire   +1 more source

Vitamin C content of citrus from conventional versus organic farming systems [PDF]

open access: yes, 2010
Fertilization in citrus is a cultural practice with great importance as it affects significantly the quality of fruit. In this work we evaluated the effects of organic versus conventional farming systems on internal and external ...
Caixeirinho, Dalila da Cruz   +6 more
core   +1 more source

Obtaining a bioadsorbent from orange peel suitable for batch and continous treatment [PDF]

open access: yes, 2020
One form of chemical contamination involves the contribution of heavy metals to the ecosystem mainly from industrial spills and mining operations. The most toxic heavy metals are cadmium, copper, chromium, mercury, nickel, lead and zinc.
García Raurich, Josep   +2 more
core   +3 more sources

Soil, Water, and Vegetation Conditions in South Texas [PDF]

open access: yes
The author has identified the following significant results. Reflectance differences between the dead leaves of six crops (corn, cotton, sorghum, sugar cane, citrus, and avocado) and the respective bare soils where the dead leaves were lying on the ...
Gausman, H. W.   +3 more
core   +4 more sources

Electro-kinetic technology as a low-cost method for dewatering food by-product [PDF]

open access: yes, 2011
Increasing volumes of food waste, intense environmental awareness, and stringent legislation have imposed increased demands upon conventional food waste management.
Andrew Plunkett   +13 more
core   +1 more source

Mainstream Planting Systems Influence Spatiotemporal Variations in the Soil Quality of Watershed Sloping Farmland

open access: yesAgronomy
Mainstream planting systems of watershed sloping farmland span the globe and are closely related to the variations in the soil quality of watershed sloping farmland. However, little information is available about how mainstream planting systems influence
Hongying Li   +4 more
doaj   +1 more source

Converse Responses of Biochar Application on N2O Emissions in Soils at Different pH Values in a Subtropical Citrus Orchard

open access: yesAgronomy
The aim of this study was to explore the effect of biochar on N2O emissions in soils with different pH levels. Soils with five pH levels (4.0, 5.1, 5.8, 6.6, and 7.2) were incubated in two conditions, with 0% biochar (CK) and 1% biochar (BC), for 23 days. N2O emissions were measured at nine time points, and soil chemical properties, AOA-amoA, AOB-amoA,
Xiaojie Qian   +3 more
openaire   +2 more sources

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