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Dettagli:
Contatto
Ora chiacchieri
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| Aspetto: | nero Granuli | Acido umico (base asciutta): | Min di 65% |
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| Boro (B): | 1 minuto | Dimensione del granulo: | 2-4 mm |
| Umidità: | 14% massimo | Ph: | 8.0-10.0 |
| Tasso di applicazione: | 100-200 kg/ha/anno | Fonte B: | Borace, granulato |
| Evidenziare: | Boron humic acid granules,65% tropical oil palm fertilizer,Humic acid granules bunch development |
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Boron deficiency in oil palm shows up as a specific set of symptoms that estate managers learn to recognise quickly: hooked or crinkled fronds on young palms, little leaf, and in severe cases a bunch that fails to fill. The cause is usually not a lack of boron in the soil but a lack of available boron, because B is highly leachable on sandy and peat soils and the annual rainfall in Sumatra and Kalimantan removes it faster than the palm can take it up. This granule combines
Persona di contatto: Mr. Neal
Telefono: +8618764169939