نتایج جستجو برای: fruit tree nurseries
تعداد نتایج: 240828 فیلتر نتایج به سال:
1 Co-Investigator of Horticulture, Atwood Research Facility, Kentucky State University, Frankfort, KY 40601-2355 2 Principal Investigator of Horticulture and Curator, USDA National Clonal Germplasm Repository for Asimina species, Atwood Research Facility, Kentucky State University, Frankfort, KY 40601-2355. To whom reprint requests should be addressed. Abstract Pawpaw [Asimina triloba (L.) Duna...
Efficient locating the fruit on the tree is one of the major requirements for the fruit harvesting system. This paper presents the fruit detection using improved multiple features based algorithm. To detect the fruit, an image processing algorithm is trained for efficient feature extraction. The algorithm is designed with the aim of calculating different weights for features like intensity, col...
A study on evaluation of sapota genotypes collected from different parts of India was carried out at the Department of Fruit Crops, Horticultural College and Research Institute, Periyakulam during the year 2008-2009. Observation on quantitative traits viz., tree height (m), canopy spread (m), number of fruits/tree, mean fruit weight (g) and yield of fruits/tree (kg) were recorded. In addition, ...
Annual yields per tree for ‘Starkspur Supreme Delicious’ apple (Malus domestica Borkh.) trees on nine size-controlling rootstock were related linearly to number of fruit per tree at harvest each year, independent of rootstock. Mean fruit weight was inversely and less closely related to number of fruit per tree when adjusted for tree size (fruit load). Annual yield-fruit count data for 9 years a...
OBJECTIVE Identifying at what age infants enrolled in public day care centers are introduced to soft drinks and industrialized juice, as well as comparing the nutritional composition of these goods with natural fruit juice. METHODS A cross-sectional study with the mothers of 636 children (aged 0 to 36 months) from nurseries of day care centers, who were asked questions about the age of feedin...
We examined seasonal patterns of fruit availability, dietary quality, and group size in the descendants of an introduced chimpanzee population on Rubondo Island, Tanzania. The site has supported a free-ranging population without provisioning for 40 years. Our goals were to determine whether Rubondo chimpanzees experience periods of fruit shortage, and whether they respond to changes in fruit av...
Productivity is the final outcome of a long chain of developmental events. The reproductive processes leading to cropping in a fruit tree may be analyzed at two distinct levels: 1) the reproductive unit, single organ level, and 2) the multi-organ fruit population, tree level. (The orchard, with its tree population, represents a still higher organizational level.) Although a complete “failure” a...
Some exotic ambrosia beetles are damaging pests in ornamental nurseries. Xylosandrus germanus (Blandford) is the most problematic ambrosia beetle in Ohio nurseries. Movement of X. germanus in nurseries has not been characterized, and knowledge is lacking on whether infestations originate from within nurseries or surrounding habitats. Flight activity of X. germanus was monitored in nurseries and...
Climate change stand as the most important challenge in the future. Horticulture is one of the most sensitive and vulnerable sectors to the climate change. Climate change and global warming will endanger the production of agricultural products and food security. Because of required longer time to fruit production, fruit trees are heavily susceptible to damage from climate change. The purpose of...
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