نتایج جستجو برای: harvest time

تعداد نتایج: 1909590  

Journal: :ماشین های کشاورزی 0
سجاد کردی علی فدوی محمد اسکندری مهرشاد براری مسعود رفیعی علی اشرف مهرابی

mechanical properties of grain are influenced by various factors including soil nutrients and grain moisture content at harvest time. in order to reduce mechanical losses, the design of different processing operations should be performed based on the knowledge of factors influencing the mechanical properties. the effects of urea fertilization methods and grain moisture content at harvest time o...

2014
Toshiya Yamamoto Shingo Terakami Norio Takada Sogo Nishio Noriyuki Onoue Chikako Nishitani Miyuki Kunihisa Eiichi Inoue Hiroyoshi Iwata Takeshi Hayashi Akihiro Itai Toshihiro Saito

Using an F1 population from a cross between Japanese pear (Pyrus pyrifolia Nakai) cultivars 'Akiakari' and 'Taihaku', we performed quantitative trait locus (QTL) analysis of seven fruit traits (harvest time, fruit skin color, flesh firmness, fruit weight, acid content, total soluble solids content, and preharvest fruit drop). The constructed simple sequence repeat-based genetic linkage map of '...

Journal: :Mathematical biosciences 2014
Begoña Cid Frank M Hilker Eduardo Liz

The timing of harvesting is a key instrument in managing and exploiting biological populations and renewable resources. Yet, there is little theory on harvest timing, and even less is known about the impact of different harvest times on the stability of population dynamics, even though this may drive population variability and risk of extinction. Here, we employ the framework proposed by Seno t...

Journal: :IOP Conference Series: Earth and Environmental Science 2020

Journal: :Revista Brasileira de Engenharia Agrícola e Ambiental 2018

Journal: :Ambient intelligence and smart environments 2022

Post-harvest fruit grading is a necessary step to avoid disease related loss in quality. In this paper, hierarchical method proposed (1) remove the background and (2) detect images that contains grape diseases(botrytis, oidium, acid rot). Satisfying segmentation performances were obtained by Lite Unet model with 92.9% IoU score an average speed of 0.16s/image. A pretrained MobileNet-V2 94% F1 o...

Journal: :Algorithms 2022

In the field of agricultural research, Machine Learning (ML) has been used to increase productivity and minimize its environmental impact, proving be an essential technique support decision making. Accurate harvest time prediction is a challenge for fruit production in sustainable manner, which could eventually reduce food waste. Linear models have estimate period duration; however, they presen...

Journal: :تولید گیاهان زراعی 0

in order to investigating the effects of planting date and harvest time on the quality performance of pear millet, an experiment was conducted in agriculture research station of gorgan in a randomized complete block design with four replications and factorial arrangement. this experiment included five planting dates (may 5th, may 25th, june 14th ,july 4th, july 24th) and three harvest times (90...

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