{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,23]],"date-time":"2026-02-23T19:30:11Z","timestamp":1771875011115,"version":"3.50.1"},"reference-count":41,"publisher":"Horticultural Research Institute","issue":"3","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2017,9]]},"abstract":"<jats:title>Abstract<\/jats:title>\n        <jats:p>Poultry litter ash (PLA) is a byproduct of bioenergy production and an effective P source for horticultural crops since it reduces P losses from container production due to its low P solubility. Experiments were conducted to determine effects of rate and placement of PLA on P loss from greenhouse crop production and growth and quality of two commonly-grown greenhouse crops, <jats:italic>Verbena canadensis<\/jats:italic> Britton \u2018Homestead Purple' and <jats:italic>Lantana camara<\/jats:italic> L. \u2018New Gold', by comparing two rates (140 and 280 g\u00b7m<jats:sup>\u22123<\/jats:sup> P or 0.4 and 0.8 lb\u00b7yd<jats:sup>\u22123<\/jats:sup>) and two application methods (post-plant topdressed and pre-plant incorporated). Leachate-dissolved reactive phosphorus (DRP) concentrations were reduced by an average of 24% as P rate was reduced from 280 to 140 g\u00b7m<jats:sup>\u22123<\/jats:sup>, but were 134% less on average when PLA was topdressed instead of incorporated. Foliar P concentrations were less 33% and 44% for verbena and lantana, respectively when plants were topdressed compared to incorporated. Shoot biomass of verbena and lantana was 9% and 24% greater, respectively, when incorporating instead of topdressing PLA. As a P source, PLA should be pre-plant incorporated within the substrate at a total P rate between 140 g\u00b7m<jats:sup>\u22123<\/jats:sup> (0.4 lb\u00b7yd<jats:sup>\u22123<\/jats:sup>) and 280 g\u00b7m<jats:sup>\u22123<\/jats:sup> (0.8 lb\u00b7yd<jats:sup>\u22123<\/jats:sup>).<\/jats:p>\n        <jats:p>\n          <jats:bold>Index words:<\/jats:bold> phosphorus, poultry litter ash, <jats:italic>Verbena canadensis<\/jats:italic> Britton \u2018Homestead Purple', <jats:italic>Lantana camara<\/jats:italic> L. \u2018New Gold', dissolved reactive phosphorus.<\/jats:p>\n        <jats:p>\n          <jats:bold>Species used in this study:<\/jats:bold> \u2018Homestead Purple' verbena (<jats:italic>Verbena canadensis<\/jats:italic> Britton); \u2018New Gold' lantana (<jats:italic>Lantana camara<\/jats:italic> L.).<\/jats:p>","DOI":"10.24266\/0738-2898-35.3.117","type":"journal-article","created":{"date-parts":[[2020,8,31]],"date-time":"2020-08-31T14:27:56Z","timestamp":1598884076000},"page":"117-127","source":"Crossref","is-referenced-by-count":3,"title":["Poultry Litter Ash Rate and Placement Affect Phosphorus Dissolution in a Horticultural Substrate1"],"prefix":"10.24266","volume":"35","author":[{"given":"Daniel E.","family":"Wells","sequence":"first","affiliation":[{"name":"Current address: Department of Horticulture, Auburn University, 101 Funchess Hall, Auburn, AL 36849. Corresponding author. Email address: wellsda@auburn.edu."},{"name":"Louisiana State University Agricultural Center, 101 Efferson Hall, Baton Rouge, LA 70803."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jeffrey S.","family":"Beasley","sequence":"additional","affiliation":[{"name":"Louisiana State University Agricultural Center, 101 Efferson Hall, Baton Rouge, LA 70803."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Edward W.","family":"Bush","sequence":"additional","affiliation":[{"name":"Louisiana State University Agricultural Center, 101 Efferson Hall, Baton Rouge, LA 70803."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lewis. A.","family":"Gaston","sequence":"additional","affiliation":[{"name":"Louisiana State University Agricultural Center, 101 Efferson Hall, Baton Rouge, LA 70803."}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"10367","reference":[{"issue":"2","key":"i0738-2898-35-3-117-Altland1","series-title":"HortScience","first-page":"478","article-title":"Nutrient availability from douglas fir bark in response to substrate pH","volume":"43","author":"Altland, J.E.","year":"2008","unstructured":"Altland, J.E., and M.G.Buamscha. \n          2008. Nutrient availability from douglas fir bark in response to substrate pH. HortScience. 43(2):478\u2013483."},{"key":"i0738-2898-35-3-117-Bachmann1","series-title":"Commun. In Soil Sci. 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