The vegetable garden in the tropics - Part 4 potx

... by the wind (fig. 14) ? by putting them into water: seeds that float are too light and should be rejected (fig. 14) The vegetable garden in the tropics 54 Weeding Weeding means removing ... When making cuttings, you must disinfect the tools you use (e.g. a knife) in boiling water before each cut, to pre- vent spreading infectious diseases. The vegetable gar...

Ngày tải lên: 02/07/2014, 05:20

... The vegetable garden in the tropics 6 1 Why gardening? Throughout the tropics people grow fruit and vegetables in their own vegetable gardens. Why do they keep a garden? ? It assures them ... The vegetable garden in the tropics 4 Contents 1 Why gardening? 6 2 Fruit and vegetables in the diet 7 3 Which type of garden? 11 3.1 Gathering wild fru...

Ngày tải lên: 02/07/2014, 05:20

... dividing a bed of 10m 2 into several parts, give each part a dif- The vegetable garden in the tropics 14 ferent type of manuring (e.g. manure, compost, street sweepings, chemical fertilizer, ... of garden? 11 3 Which type of garden? There are several types of vegetable gardens and ways of growing vege- tables. Each gardener must choose according to his or her circum...

Ngày tải lên: 02/07/2014, 05:20

... Preparing the site 23 Figure 7: Hoeing and spading 5.5 Preparing the beds The beds are the parts of the garden where the crops themselves are grown. The division of the garden into beds ... The vegetable garden in the tropics 22 Most of the roots of vegetables concentrate in the topsoil and, to a lesser extent, in the subsoil, but there are di...

Ngày tải lên: 02/07/2014, 05:20

... ( 4 ) 5 0-1 00 6 0-3 00 2 0-9 0 7 0-1 10 4 0-1 20 6 0-2 70 6 0-1 80 5 0-8 0 4 0-1 10 6 0-2 70 90 10 0-1 50 6 0-1 50 8 0-2 00 120 4 5-8 0 6 0-3 0 3 0-6 0 9 0-1 80 7 0-1 20 6 0-3 60 270 9 0-2 70 12 0-1 80 5 0-1 30 ... researching and promoting organic gardening, farming and food. Ryton Organic Gardens, Coventry CV8...

Ngày tải lên: 02/07/2014, 05:20

... triplet-singlet transitions (Laiho et al., 1998). The spin polarization of the bipolarons in the triplet state in the S-Si-QW-S structures should be of importance in the studies of the spin interference ... (MARs) from the δ - barriers confining the Si-QW (Figs. 17a and b). The MAR process at the Si-QW - δ-barrier interface is due to the transformation o...

Ngày tải lên: 21/06/2014, 05:20

... metal–organic vapor-phase epitaxy. In the active region, five-fold stacked InAs QD layers separated by 4 0- nm-thick Q1.25-layer of InGaAsP were placed in the center of a 500-nm-thick lattice- matched ... than the ASK channel since the FWM efficiency drops the further the signal is detuned from the CW pump. In any case, this penalty-free performance is obtained for...

Ngày tải lên: 19/06/2014, 23:20

... transferred part of the inbound radiation energy (causing them to recoil) and a photon containing the remaining energy to be emitted in a different direction from the inbound, higher energy photon. The ... below the material, within the air column about the optical axis in the air gap, is also involved in the attenuation of the applied and transmitted / scatte...

Ngày tải lên: 21/06/2014, 06:20

... ? Taking the sow away from the piglets during weaning, rather than removing the piglets. ? Putting the sow in a pen next to the boar after weaning. ? Bringing her into contact with the boar ... heat within 14 days of weaning, there are various possible causes: ? The suckling period has been too long - the shorter the period, the quicker she will come on heat...

Ngày tải lên: 01/07/2014, 19:20

... growing in the tropics 40 4. 3 Concluding remarks Most fruit crops can be cloned in different ways. Budding and grafting are only used where cuttings or layers do not root, or where the root- stock ... remain smaller and can be planted close together. More trees per ha means further increases in the early crops! Taking the cuttings from a high-yielding mother tree also c...

Ngày tải lên: 02/07/2014, 00:20