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The Rural Voice, 1989-05, Page 50dip NEW 1MLlCS LIMITED • Custom Cylinder building & repair including Truck Hoists, Fork Lifts, etc. • General Machining • Hydraulic Seals & Packing NEW -LIFT HYDRAULICS Limited Wallace Ave., N. Listowel 519-291-4413 SOYBEAN GROWERS THE RESULTS ARE IN! OAC Libra and Maple Donovan are the yield leaders RED TAG VIGOUR PLUS — Minimum 90% germination and excellent vigour CUSTOM SEED SOYBEAN CLEANING AVAILABLE SOYBEAN GROWERS Quality Soybean seed is not expensive. It's priceless. FIRST LINE TESTS FOR SEEDLING VIGOUR that may make all the difference to your 1989 yield. • BICENTENNIAL — 2600 hu • OAC LIBRA — 2650 hu • MAPLE DONOVAN — 2750 hu • HAROSAN — 2900 hu • HISTICK PEAT INOCULANT • SUPER HAY INOCULANT FOR BALING 48 THE RURAL VOICE ADVICE LUPIN CROPS ARE UP AND COMING In recent years, there has been inter- est among dairy and hog producers in lupins as a homegrown protein source. Lupins are a legume crop containing about 38 per cent fat and 11 per cent fibre on a dry matter basis. They can be fed to dairy or beef cattle, or hogs with- out heat treatment, at up to 20 per cent of the ration. The fibre level of 11 per cent should be kept in mind when consider- ing lupins for growing finishing hogs. Lupins are being promoted over soybeans as a protein source because they don't require heat treatment prior to feeding. Possible advantages of lupins: 1. They are quite resistant to frost. 2. Yield potential under ideal condi- tions is up to 70 bushels per acre. 3. Pods of lupins are produced on top of the plant, so harvest losses with con- ventional combine headers may be less than with soybeans (note that shatter losses can be higher, however). 4. Lupins are excellent nitrogen fixers (up to 150 pounds/acre). But it is not clear how much of this is left for the following crop. 5. The $25 to $30 per tonne cost for custom heat treating of soybeans can be saved with lupins. Possible advantages of soybeans: 1. Soybeans grow well over a wide range of soil textures and pH. Lupins do not yield well on clay loam soils, or when pH is more than 7.0. 2. There is a well-developed, reli- able production recipe for soybeans and yields do not usually fall below 25 bush- els per acre. There have been some complete crop failures with lupins. 3. Lupins have two or three short flushes of flowering and unfavourable weather at these times can have a disas- trous effect on yields. 4. Weed control in soybeans is usu- ally reliable. With lupins, weed control has been a major problem, both in the first few weeks and in August. 5. Seed costs for lupins are higher. For more information on lupins, contact the Sweet Lupin Growers Asso- ciation. The president is Louis Peeters of R. R. 2, Mount Forest, NOG 2L0.0 Harvey Wright, Crop Specialist