{"product_id":"pinus-ponderosa-robert-z-callaham-9781511458351","title":"Pinus ponderosa: Geographic Races and Subspecies Based on Morphological Variation","description":"Morphological variation of ponderosa pine, growing north of Mexico, is described. A map shows distributions of five putative races that are analyzed and discussed. Characteristics of branches, shoots, and needles were measured for 10 of fewer trees growing on 147 plots located at 1,500-ft elevation intervals along latitudinal transects.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Robert Z. Callaham\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1511458356\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781511458351\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Createspace Independent Publishing Platform\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 06\/26\/2015\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 60\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.36lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 11.02h x 8.50w x 0.12d","brand":"Robert Z. Callaham","offers":[{"title":"Paperback","offer_id":44138610950399,"sku":"9781511458351","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_8b70f2aa-55ce-42da-97b7-2a330cfbe00c.jpg?v=1687900600","url":"https:\/\/www.whiterainbookhouse.com\/products\/pinus-ponderosa-robert-z-callaham-9781511458351","provider":"WR Book House","version":"1.0","type":"link"}