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Evaluation of Calcium Soil Conditioners in an Irrigated Cotton Production System

In 1996 a single field experiment was conducted at Paloma Ranch, west of Gila Bend in Maricopa County Arizona. Nucoton 33B was dry planted and watered -up on 15 April. Treatments consisted of various rates and times of application of nitrogen (N) and calcium (Ca) from two sources (N-Carm and CAN-17), as well as a standard N source, UAN-32, along with a Calcium (Ca) check which received no Ca. Treatments], 2, and 3 each received a total of 280 lbs. N/acre. Treatment 4 received a total of 210 lbs. N/acre while treatment 5 received a total of 301 lbs. N/acre. Treatment 1 was a check plot and received only standard applications of UAN-32. Treatments 2 and 4 each received a total of 72 lbs. of Ca/acre. Treatment 5 received a total of 79 lbs. Ca/acre while treatment 4 received a total of 300 lbs. Ca/acre. No significant differences were found among the various treatments in terms of plant growth, soil water content, ECâ‚‘ values, and sodium absorption ratios. Lint yields were significantly different (P < 0.07).

Identiferoai:union.ndltd.org:arizona.edu/oai:arizona.openrepository.com:10150/211130
Date03 1900
CreatorsGriffin, J. R., Silvertooth, J. C., Norton, E. R.
ContributorsSilvertooth, Jeff
PublisherCollege of Agriculture, University of Arizona (Tucson, AZ)
Source SetsUniversity of Arizona
Detected LanguageEnglish
Typetext, Article
Relation370108, Series P-108

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