Publication Date
1983
Document Type
Report
DPIRD Collections
Grains and field crops
Abstract
I. Sources of Phosphate Trials. Cropping Trials: (80BA6) - Deep sand, Badgingarra, Lupins. (77WH2) - Gravel, old land, WHRS, Wheat. (76WH9) - WLS, new land, WHRS, Wheat (1982). (76WH10) - WLS, young land, WHRS Wheat (1982). (77MT2) - Loamy gravel, old land, Mount Barker Oats. Pasture trials: (77MT1) - Loamy gravel, new land, Mount Barker. (77E1) - Sandy gravel, new land, Esperance. (77E4) – [78E4?] Sandy gravel, old land, Esperance. II. Miscellaneous Trials Long term trials. 66M30 - Super x stocking rate at Merredin. 48M/149 EX - Residual super trial at Merredin. 65A1, 65C5 and 69WH15 - Maintenance P x S trials. 75LG26 - Continuous cropping with super on heavy land. 81NO44 - Testing mineral fertilizer mixes. 78BA7 - Residual value of phosphorus, Badgingarra. Short term trials: 82BA2 - Tillage and placement of phosphorus on wheat and lupin. 82NO5 - Super x seed x defoliation x variety of sub clover. 82WH35 and 83WH31 - Deep ripping and nitrogen on wheat . 82WH2, 76WH9 and 81ME53 - Residual effects of ripping and compaction. 83WH10 - N and P on root growth of wheat and clover. 83BU1, 3 and 4 - Cultivation and soil phosphorus status. 83PE54 and 55 - Nutrient omission trials. 83PE35 - Pasture production at Wooroloo. 83LG62 - Rate of P on wheat. Soil test and reactive iron. 83NO3 - Rate of P on old land lupins.
Number of Pages
61
Keywords
Western Australia
Recommended Citation
Bowden, J W, Lunt, R J, and Baker, M. (1983), Sources of phosphate trials. Miscellaneous trials. Department of Primary Industries and Regional Development, Western Australia, Perth. Report.
Included in
Agronomy and Crop Sciences Commons, Fresh Water Studies Commons, Soil Science Commons, Weed Science Commons