Bor und Molybdän: Schlüssel für eine gute Blüte und Fruchtansatz
Kurze Antwort: Bor ist unverzichtbar, damit der Pollen keimt und der Pollenschlauch wächst: Ohne ausreichend Bor kommt es zu schlechter Befruchtung, Blütenabfall und missgebildeten Früchten. Zudem hilft es, das Kalzium besser zu nutzen. Molybdän ist an der Stickstoffnutzung und der enzymatischen Aktivität beteiligt. Beide werden vor allem vor und während der Blüte per Blattapplikation angewendet, mit angepassten Dosierungen, da der Spielraum zwischen Mangel und Überschuss bei Bor eng ist.
Mangelsymptome
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Bor: schlechter Fruchtansatz, abfallende Blüten, missgebildete oder rissige Früchte, vertrocknende Endtriebe, dicke oder deformierte junge Blätter.
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Molybdän: blasse Blätter, ähnlich wie bei Stickstoffmangel, eingerollte oder nekrotische Ränder; häufiger in sauren Böden.
Welches Produkt wählen
| Produkt |
Zusammensetzung |
Geeignet für |
Richtdosierung |
| Florecer Boro |
11 % lösliches Bor, hohe Reinheit |
Behebung von Bormangel in der Blüte |
Blattapplikation oder Bodenanwendung; bitte anfragen |
| Rociada |
2 % lösliches Bor im Pflanzenkomplex, mit reinigender und oberflächentrocknender Wirkung |
Borversorgung in der Blüte bei gleichzeitiger Blattreinigung |
Fertigation 3-4 L/ha · Blattapplikation 1,5-2,5 L/ha |
| Polinia Premium |
Bor 2 % + Molybdän 0,02 % mit benetzenden Hilfsstoffen |
Rebe, Obstbäume, tropische Früchte (Mango, Cherimoya, Kaki), Zitrusfrüchte, Erdbeere und Himbeere |
Blattapplikation 2-2,5 L/ha |
| Follaje Premium |
Molybdän 2 % |
Molybdänmangel und Blatterholung |
Blattapplikation 2-3 L/ha |
| Fluvia |
Bor 2 % + Silizium 0,5 % mit pflanzlichem Netzmittelkomplex |
Feuchte Perioden: reduziert die Oberflächenfeuchtigkeit des Blattes; wird der üblichen Behandlung beigemischt |
Blattapplikation; bitte anfragen |
Um die Blüte umfassend zu stärken, kombinieren Sie Bor mit Biostimulanzien wie Esencia Premium (Aminosäuren und an Algen gebundene Mikroelemente), Florecer Max oder, bei Melone und Wassermelone, Impulso Fruital.
Wann Bor anwenden
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Vorblüte (Blütenknospe): der wirksamste Zeitpunkt, um einen guten Fruchtansatz zu sichern.
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Vollblüte: zweite Anwendung bei Kulturen mit gestaffelter Blüte.
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Nach der Ernte bei Obstbäumen: damit die Knospen Reserven für die nächste Blüte anlegen.
Vorsichtsmaßnahmen
- Überschreiten Sie nicht die empfohlenen Dosierungen: Ein Borüberschuss ist toxisch und verbrennt die Blattränder.
- Vermeiden Sie die Anwendung in den heißesten Stunden.
- Wenn Sie bereits einen Korrektor für Mehrfachmängel mit Bor verwenden, berücksichtigen Sie dies, um die Gabe nicht zu verdoppeln.
Häufig gestellte Fragen
Wofür dient Bor in der Blüte?
Es ermöglicht, dass der Pollen keimt und der Pollenschlauch die Samenanlage erreicht. Bei Bormangel scheitert die Befruchtung, Blüten fallen ab und Früchte setzen schlechter an oder werden missgebildet.
Kann man Bor mit anderen Behandlungen mischen?
Ja, Produkte wie Polinia Premium oder Fluvia sind dafür gedacht, die übliche Behandlung zu begleiten. Führen Sie immer vorab eine Mischprobe durch und konsultieren Sie das technische Datenblatt.
Welche Kulturen brauchen mehr Bor?
Besonders Obstbäume, Rebe, Olive, Zitrusfrüchte, Kreuzblütler, Zuckerrübe und Kulturen mit mehrfacher Blüte wie die Erdbeere.
Fordern Sie das technische Datenblatt oder eine Dosierungsberatung bei unserem Team an. Siehe auch: Düngeplan nach Kulturphasen.
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