Technical annual report 2000-01
Dept. of Regional Development, Primary Industry, Fisheries and Resources technical annual report; Department of Regional Development, Primary Industry, Fisheries and Resources technical and annual report; Reports; PublicationNT; Technical bulletin (Northern Territory. Dept. of Primary Industry and Fisheries) ; no. 295
2001-10
Made available via the Publications (Legal Deposit) Act 2004 (NT).
Date:2001-10
English
Agriculture -- Northern Territory -- Periodicals; Fisheries -- Northern Territory -- Periodicals
Dept. of Primary Industry and Fisheries
Darwin
Technical bulletin (Northern Territory. Dept. of Primary Industry and Fisheries) ; no. 295
0158-2763
Check within Publication or with content Publisher.
https://hdl.handle.net/10070/223369
https://hdl.handle.net/10070/687151
Technical Annual Report 2000/01 175 Figure 1. Cover effect on height of durian trees at Lambells Lagoon A further result of the treatments is the visible improvement in root health under hay mulch conditions. The hay mulch is encouraging (or possibly allowing) the durian roots to grow near the surface. Figure 2. Durian tree response to mulching at Lambells Lagoon This trial will need to continue for many years before any concrete conclusions can be made. However, it is already becoming clear that early competition from green mulching is detrimental and mulching aids root growth. Mulch, fertiliser type and fertiliser and irrigation rate trial in pots The aim of this trial is to quantitatively identify (with trees in large pots) various management factors that may influence the incidence of Phytophthora disease in the field. Various types of organic manure of different age 0 50 100 150 200 250 300 Nov-99 Mar-00 Apr-00 Jun-00 Aug-00 Oct-00 Nov-00 Feb-01 Mar-01 Date H ei g h t (c m ) Bare Ground Sabi Grass Wynn Cassia 0 5 10 15 20 25 As per Cover Hay Only Compost + Hay N o . o f ro o ts 0 10 20 30 40 50 60 M ax . d is ta n ce f ro m t re e (c m ) Max. Distance from Tree No. of Roots