Results 271 to 280 of about 75,529 (314)
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Pear, Pear Psylla Control, 1986
Insecticide and Acaricide Tests, 1987Abstract Twenty-year-old pear trees were sprayed with handguns operating at 600 psi to evaluate Avid for seasonal control of PP. Populations were monitored at 2-week intervals by adult and nymph counts. PP adults were counted by the limb tap method (25 taps/plot), PP nymphs and PRM from brushed leaf samples (56 leaves/plot).
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Pear species belong to the genus Pyrus in the subfamily Maloideae of the family Rosaceae. This genus is considered to have originated in the mountainous regions of western and southwestern China during the Tertiary period and spread into the east and west.
Itai, Akihiro +5 more
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Itai, Akihiro +5 more
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Pear, Pear Psylla Control, 1981
Insecticide and Acaricide Tests, 1982Abstract This test was conducted within a commercial orchard comprised of 9-year-old trees. Single-tree plots were arranged in a complete randomized block design with 5 replications. Treated trees were separated within rows by at least one unsprayed tree and adult psylla were available to repopulate test plots. Treatments were applied on
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ECLPOD: An Extremely Compressed Lightweight Model for Pear Object Detection in Smart Agriculture
Agronomy, 2023Yuhang Xie, Jialei Zhan, Liujun Li
exaly