Results 21 to 30 of about 735,768 (237)

Gradient Boosting Estimation of the Leaf Area Index of Apple Orchards in UAV Remote Sensing

open access: yesRemote Sensing, 2021
The leaf area index (LAI) is a key parameter for describing the canopy structure of apple trees. This index is also employed in evaluating the amount of pesticide sprayed per unit volume of apple trees.
Zhijie Liu   +8 more
doaj   +1 more source

A High-Precision Detection Method of Apple Leaf Diseases Using Improved Faster R-CNN

open access: yesAgriculture, 2023
Apple leaf diseases seriously affect the sustainable production of apple fruit. Early infection monitoring of apple leaves and timely disease control measures are the key to ensuring the regular growth of apple fruits and achieving a high-efficiency ...
Xulu Gong, Shujuan Zhang
doaj   +1 more source

The Attraction of Apple Rhizosphere Microorganisms and Changing Leaf Characteristics by Strigolactone

open access: yesHorticulturae, 2023
Apple leaf characteristics are the most important vegetative growth and development traits. The apple rhizosphere is also indirectly responsible for apple growth and development.
Sabry Soliman   +3 more
doaj   +1 more source

Sequence diversity and potential recombination events in the coat protein gene of Apple stem pitting virus. [PDF]

open access: yes, 2011
The variability of the Apple stem pitting virus (ASPV) coat protein (CP) gene was investigated. The CP gene of ten virus isolates from apple and pear trees was sequenced.
Malinowski, Tadeusz   +4 more
core   +2 more sources

Pengaruh proporsi penambahan daun katuk (Sauropus androgynus L. Merr.) terhadap sifat fisiko kimia selai lembaran apel

open access: yesTeknologi Pangan: Media Informasi dan Komunikasi Ilmiah Teknologi Pertanian, 2020
Anna apple jam is defined as an apple jam that is modified into apple jam in sheet form (sheet jam). Apple anna makes it possible as a raw material for making jam sheets because it has high pectin, which is 9-15% and has acidity in accordance with the ...
Eva Nirwana Anwar, Rekna Wahyuni
doaj   +1 more source

Selection and orchard testing of antagonists suppressing conidia production of the apple scab pathogen Venturia inaequalis [PDF]

open access: yes, 2009
Apple scab caused by Venturia inaequalis is a major disease in apple production. Epidemics in spring are initiated by ascospores produced on overwintering leaves whereas epidemics during summer are driven by conidia produced on apple leaves by biotrophic
Molhoek, W.M.L.   +3 more
core   +1 more source

The studies on redistribution of boron in apple trees as a result of leaf boron application

open access: yesActa Agrobotanica, 2013
Redistribution of boron (B) within apple trees (Malus domestica Borkh.) as a result of leaf B application was examined. The experiments were canied out in a greenhouse on M.26 apple rootstock and in field conditions on five-year-old 'Elstar' and ...
Paweł Wójcik
doaj   +1 more source

A genetic linkage map of Venturia inaequalis, the causal agent of apple scab [PDF]

open access: yes, 2009
Background Venturia inaequalis is an economically-important disease of apple causing annual epidemics of scab worldwide. The pathogen is a heterothallic ascomycete with an annual cycle of sexual reproduction on infected apple leaf litter, followed by ...
Sargent, Daniel J.   +17 more
core   +1 more source

Effects of sugar apple (Annona squamosa L.) extract on cockerel’s growth performance, carcass, digestive tract microbial count, and meat cholesterol

open access: yesIndian Journal of Animal Sciences, 2023
The study aimed to determine the effect of Annona squamosa L. leaf extract through drinking water on the growth of cockerel᾿s and cholesterol content of cockerel meat.
I MADE NURIYASA   +2 more
doaj   +1 more source

Performance and long-term stability of the barley hordothionin gene in multiple transgenic apple lines [PDF]

open access: yes, 2011
Introduction of sustainable scab resistance in elite apple cultivars is of high importance for apple cultivation when aiming at reducing the use of chemical crop protectants.
Groenwold, R.   +11 more
core   +1 more source

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