An analysis of spectral variability in hyperspectral imagery: a case study of stressed oil palm detection in Colombia

2019 ◽  
Vol 40 (19) ◽  
pp. 7603-7623 ◽  
Author(s):  
Ariolfo Camacho ◽  
Claudia V. Correa ◽  
Henry Arguello
2017 ◽  
Vol 25 (3) ◽  
pp. 171-182
Author(s):  
Rizki Amalia ◽  
Ratnawati Nurkhoiry ◽  
Zulfi Prima Sani Nasution ◽  
Ambar Kurniawan

The study of replanting models for smallholding oil palm plantation analysis is focus on smallholders and cooperatives' readiness assessment involves in replanting and business development program. The research objects are four oil palm plantantion cooperatives (KPS) in Ophir, West Pasam: KPS Perintis, KPS Indah, KPS Maju and KPS Makmur. Smallholders readiness in replanting and business development program was assessed through three criterias, which are ability to repay of debt, good faith to join community, and cooperative capacity. The results showed that smallholders in KPS Ophir are basically ready and feasible in obtaining financing and follow the oil palm replanting program, but access to financing and regulations that requires avalis become constrains for the smallholders.


2013 ◽  
Vol 824 ◽  
pp. 561-567 ◽  
Author(s):  
U.J. Udosen ◽  
A.P. Ugboya

This study analyzes oil palm production from 2001 - 2008 in Edo State, with a view of establishing the future of Nigerian Agricultural oil palm industries. The specific objectives were to identify and quantify the factors influencing the production of oil palm, reveal the constraints to the production of oil palm; analyze the viability of oil palm production as an investment and predict the future of oil palm enterprise in Edo State. Three Local Government Areas of high oil palm concentration in Edo State were covered. Ninety selected oil palm producers from nine villages in the study area were selected. Frequency distributions and multiple regression analysis were used to analyze the results. The results showed that for the period under review (2001 - 2008) on a per hectare basis, seedlings cost, and labour cost were significant inputs, positively influencing the production of oil palm in the Edo State. A growth rate of 6.2% and 23.5% were projected for oil palm with reference to palm oil and fresh fruit bunches (FFB), respectively, up to the year 2020, an indication that oil palm production in the State is viable and the future is bright. The study revealed that inadequate storage facilities, poor planting materials and lack of government assistance, among others, are major bottlenecks in oil palm production in Edo State. However, since oil palm production in Edo State is viable, it is an indication that the future of Nigerian Agricultural Industries is bright.


2021 ◽  
Vol 894 (1) ◽  
pp. 012030
Author(s):  
A T Maryani ◽  
N Mirna ◽  
F F Bahar

Abstract The use of chemical fertilizers in agriculture has caused soil degradation and is harmful to human health. Organic fertilizers made from animal waste have received worldwide attention because they are not detrimental to health or the environment. This paper describes the effect of using organic fertilizers from chicken manure on the growth of papaya plants. A completely randomized design was used in this study using two factors and three repetitions; the variations of the fertilizers given were 0, 50, 100, 150, and 200 g. This study informed that organic chicken manure had a significant effect on the growth of oil palm and papaya plants. The best growth is oil palm and papaya plants given 200 g of organic fertilizer from chicken manure.


Author(s):  
ULVA NUR HIDAYAH ◽  
NIKE WIDURI ◽  
SYARIFAH MARYAM

The establishment of oil palm companies let impact on society.  The purpose of this study was to know the social and economic impact of  the establishment of oil palm company on the community. This research was conducted from May to July 2019 in Loleng Village, Kota Bangun District, Kutai Kartanegara District. Oil palm company exists in there namely PT. Prima Mitrajaya Mandiri.  Number of respondents was as many as 44 respondents divided into two parts, namely 22 respondents are residing close to the company and 22 respondents are living far away from the company. The method of data analysis that used was descriptive analysis. The research results showed that oil palm company let  positive impact on the community who live near to the company. The establishment of  company opens employment opportunities,  increases people's living standards, and opens business opportunities.   The company gives many help for community lives near the company such as financial assistance to orphans, school repair assistance, and road repair assistance. People who live far away from the company  did not have the positive impact.


2021 ◽  
Vol 194 ◽  
pp. 103274
Author(s):  
Romane Mettauer ◽  
Victor Baron ◽  
Turinah ◽  
Puspita Demitria ◽  
Hans Smit ◽  
...  

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