Home > Section > Chapter Herrington, P.J.; Mapother, H.R.; Stringer, A. Pesticide Science 12(5): 515-520 1981 10.1002/ps.2780120508 000986042 Article emailed within 0-6 h Buy Now for$19.90 Payments are secure & encrypted Abstract
Total deposits and their distribution on bush and dwarf hedgerow apple trees sprayed at the late dormant and full foliage stages with a copper fungicide were estimated and converted to equivalent volumes retained for comparison purposes. The bush trees were sprayed by hand lance (4500 l/ha), by...
Spray re-tention and distribution on apple trees. Herrington P J,Mapother H R,Stringer A. Pesticide Sci-ence . 1981Herrington P J,Mapother H R,Stringer A.Spray retention and distrib ution on apple trees[J].Pesticide Science,1981,12(5):515-520...
Dormant Oil Apply a dormant-oil spray for fruit trees, per the manufacturer's instructions, in early spring--while the tree is still dormant, and as soon as green shoots appear onthe apple tree. A dormant-oil spray will suffocate any insect eggs, like mites and aphids, that may have sur...
If mites or other microscopic insects have been a problem on your apple trees, fall is the time to spray. Most importantly, however, fall is the time to clean up under the tree and prepare it for overwintering. Especially for codling moths, sanitation is your first step to preventing an ...
Brown Rot – This fungal disease affects stone fruit trees, such as peaches, plums, and cherries. Organic fungicide sprays can help prevent and control brown rot, especially during periods of high humidity. Apple Scab – This fungal disease causes dark, scaly lesions on apple tree leaves and ...
Celen, I. H. Effect of Angle of Sprayer Deflector on Spray Distribution in Dwarf Apple Trees. // Journal of Agronomy. 7, 2(2008), pp. 206-208. DOI: 10.3923/ja.2008.206.208Celen IH (2008) Effect of angle of sprayer deflector on spray dis- tribution in dwarf apple trees. J. Agron...
In orchards, tower sprayers are machines where the droplet-laden air is released horizontally as a two-dimensional air jet extending the full height of the trees. Such sprayers offer good potential for drift reduction because very little, if any, spray material is projected above the top of ...
Spray deposit and off-target contamination distribution measurements were made in apple trees of different sizes and row spacings for an axial fan sprayer with different spray liquid flow rates (c 3.8, 11, 29 l min1) but otherwise constant conditions (air flow=11.3 ...
MF3429Table 1. Spray schedule for apple trees without resistance to cedar-apple rust Growth Stage Target Organism Control Comments Dormant scale and mites dormant oil Spray only if these have been a problem in the past.Leaf appearance to petal fall rust, scab, and powdery mildew myclobuta...