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Seek answers to nitrogen needs of orchards in state

A high percentage of the peach orchards in California need nitrogen; a low percentage of the pears and prunes need it, and the other fruits and nuts fall in intermediate positions.

Wedi'i Gadw mewn:
Manylion Llyfryddiaeth
Prif Awdur: E Proebsting
Fformat: Artigo
Iaith:Inglês
Cyhoeddwyd: University of California Agriculture and Natural Resources 1947-02-01
Cyfres:California Agriculture
Mynediad Ar-lein:https://californiaagriculture.org/article/115262-seek-answers-to-nitrogen-needs-of-orchards-in-state
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