共 50 条
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- [44] MYCORRHIZA AND PLANT HEALTH - A CONTRIBUTION TO BIOLOGICAL PLANT-PROTECTION ANGEWANDTE BOTANIK, 1987, 61 (1-2): : 9 - 13
- [46] DEVELOPMENT OF A DIRECT FEED UNIT FOR PLANT-PROTECTION PRODUCTS DURING THE APPLICATION PROCESS LANDTECHNIK, 1982, 37 (7-8): : 373 - 374
- [48] METHODS FOR DIAGNOSING AND TESTING MACHINES FOR PLANT-PROTECTION AGRARTECHNIK, 1981, 31 (09): : 406 - 407
- [49] ORGANOPHOSPHORIC INSECTICIDES AND THEIR IMPORTANCE IN THE MODERN PLANT-PROTECTION PRZEMYSL CHEMICZNY, 1988, 67 (04): : 167 - 171
- [50] INTEGRATED PLANT-PROTECTION - UTOPIAN SCHEME OR REALITY ZEITSCHRIFT FUR PFLANZENKRANKHEITEN UND PFLANZENSCHUTZ-JOURNAL OF PLANT DISEASES AND PROTECTION, 1981, 88 (12): : 705 - 725