BESPROEIING.ppt

ELSENBURG BESPROEIING / ELSENBURG IRRIGATION Komponente van stelsel / Components of system watertenk / water tank Kunsmistenk / fertilizer tank pompkamer met aparte pompe vir tenk / pumproom with separate pumps for each tank Filter / Filter Drukreguleerder...

ELSENBURG BESPROEIING / ELSENBURG IRRIGATION Komponente van stelsel / Components of system watertenk / water tank Kunsmistenk / fertilizer tank pompkamer met aparte pompe vir tenk / pumproom with separate pumps for each tank Filter / Filter Drukreguleerder / Pressure regulator Elektriese kraan / Electronic tap Drupperlyne / Dripper lines Druppers / Drippers Drupbesproeiing / Drip irrigation  Drupbesproeiing / Drip irrigation Druppers direk gekoppel aan besproeiingslyn. Druppers varieer volgens leweringstempo per uur. / Drippers directly connected to main irrigation pipeDrippers vary with delivery rate per hour. ‘n‘manifold’ met 4 verspreidingspunte pas op die drupper / A Manifold with 4 distribution points fits unto the dripper Mikro-pypies pas op verspreidingspunte & gaan na 4 sakke / Micro-tubes fits on the distribution points and goes to 4 bags  Drupbesproeiing / Drip irrigation Pyldruppers pas op ente van pypies & word in die wortelmedium geplaas / Arrow drippers fit at end of each tube and are pushed into the root medium  Gevolge van verkeerde Watertoediening / Consequences of incorrect Watering Te min water / suboptimal irrigation Plant verwelk – vertraag fotosintese Plants wilt –retards photosynthesis Verlenging van jong ontwikkelende selle verminder elongation of the young developing cells is reduced Vrugte is kleiner & baie keer van swak gehalte Fruits is smaller and often of poor quality  Watertoediening / Watering Oorbenatting / Overwatering Sagteplante / Soft plants Plante verwelk maklik & wanneer geoes verskeep nie goed nie / Plants wilt easily & when harvested do not ship very well Plante grootter as normaal / Plants larger than normal Verminder suurstof vlakke om wortels /Reduced oxygen around roots Swak water & voedingstof opname /Poor water & nutrient uptake REËLS VIR WATERTOEDIENING IN GROEIMEDIUM / RULES FOR WATER APPLICATION IN A GROWTH MEDIUM Gebruik goed gedreineerde medium / Use well- drained medium Water deeglik / Water thoroughly Water net voor waterstremming voorkom / Water just before moisture stress.  Waterkwaliteit / Water quality - EC Toets water voordat dit gebruik word / Test water before using EC van besproeiingswater dui suiwerheid of soutinhoud aan / EC of the irrigation water indicates the purity or the salt content of the water NB! is EC & pH EC is die aantal opgeloste soute in oplossing / EC is the amount of dissolved salts in solution  Waterkwaliteit / Water quality - EC EC gemeet in Siemens in hidroponika word mS gebruik 1000×kleiner / EC measured in siemens (S) in hydroponics mS used 1000× smaller Hoë EC – waarde meer soute in oplossing / High EC-value the more salts in solution EC waarde verskil – verskillende plante / EC –value differ – different plants  Waterkwaliteit / Water quality - EC Riglyne vir gewasse (voerwater EC) Guidelines for crops (raw feeding EC) 0.2-0.4 mS/cm – slaai & aarbeie / lettuce & strawberries