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W doświadczeniach polowych na dwóch poziomach nawożenia doglebowego w latach 2003-2005 określano efekty produkcyjne i jakościowe dolistnego dokarmiania ziemniaka nawozem dolistnym Sonatą Z. Na niższym poziomie nawożenia doglebowego uzyskano zwyżkę plonu handlowego o 13,7%, plonu bulw dużych o 13,3%, a plonu frakcji sadzeniaka o 11,8%. Wyższe efekty produkcyjne uzyskano, jeśli Sonatę Z zastosowano...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.